Home / 42,397.63-63,617.06-17,445.13

Finding the Fourth Proportional to 42,397.63, 63,617.06 and 17,445.13

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Solution

The fourth proportional to 42,397.63, 63,617.06 and 17,445.13 is: 26,176.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,397.63 : 63,617.06 = 17,445.13 : x
  2. Step 2: Convert to fraction form
    42,397.63/63,617.06 = 17,445.13/x
  3. Step 3: Cross multiply
    42,397.63x = 63,617.06 × 17,445.13
  4. Step 4: Simplify right side
    42,397.63x = 1,109,807,881.92
  5. Step 5: Solve for x
    x = 1,109,807,881.92/42,397.63
  6. Step 6: Final answer
    x = 26,176.18

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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.