Home / 14,148.36-19,530.18-9,430.92

Finding the Fourth Proportional to 14,148.36, 19,530.18 and 9,430.92

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Solution

The fourth proportional to 14,148.36, 19,530.18 and 9,430.92 is: 13,018.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,148.36 : 19,530.18 = 9,430.92 : x
  2. Step 2: Convert to fraction form
    14,148.36/19,530.18 = 9,430.92/x
  3. Step 3: Cross multiply
    14,148.36x = 19,530.18 × 9,430.92
  4. Step 4: Simplify right side
    14,148.36x = 184,187,565.17
  5. Step 5: Solve for x
    x = 184,187,565.17/14,148.36
  6. Step 6: Final answer
    x = 13,018.30

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.