Home / 15,718.08-23,577.12-7,392.92

Finding the Fourth Proportional to 15,718.08, 23,577.12 and 7,392.92

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Solution

The fourth proportional to 15,718.08, 23,577.12 and 7,392.92 is: 11,089.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,718.08 : 23,577.12 = 7,392.92 : x
  2. Step 2: Convert to fraction form
    15,718.08/23,577.12 = 7,392.92/x
  3. Step 3: Cross multiply
    15,718.08x = 23,577.12 × 7,392.92
  4. Step 4: Simplify right side
    15,718.08x = 174,303,761.99
  5. Step 5: Solve for x
    x = 174,303,761.99/15,718.08
  6. Step 6: Final answer
    x = 11,089.38

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.