Home / 14,006.48-19,328.68-7,633.12

Finding the Fourth Proportional to 14,006.48, 19,328.68 and 7,633.12

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Solution

The fourth proportional to 14,006.48, 19,328.68 and 7,633.12 is: 10,533.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,006.48 : 19,328.68 = 7,633.12 : x
  2. Step 2: Convert to fraction form
    14,006.48/19,328.68 = 7,633.12/x
  3. Step 3: Cross multiply
    14,006.48x = 19,328.68 × 7,633.12
  4. Step 4: Simplify right side
    14,006.48x = 147,538,066.48
  5. Step 5: Solve for x
    x = 147,538,066.48/14,006.48
  6. Step 6: Final answer
    x = 10,533.56

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Half scale
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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.