Home / 42,376.08-63,583.56-21,614.16

Finding the Fourth Proportional to 42,376.08, 63,583.56 and 21,614.16

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Solution

The fourth proportional to 42,376.08, 63,583.56 and 21,614.16 is: 32,431.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,376.08 : 63,583.56 = 21,614.16 : x
  2. Step 2: Convert to fraction form
    42,376.08/63,583.56 = 21,614.16/x
  3. Step 3: Cross multiply
    42,376.08x = 63,583.56 × 21,614.16
  4. Step 4: Simplify right side
    42,376.08x = 1,374,305,239.21
  5. Step 5: Solve for x
    x = 1,374,305,239.21/42,376.08
  6. Step 6: Final answer
    x = 32,431.16

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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.