Home / 62,690.32-94,013.16-18,305.56

Finding the Fourth Proportional to 62,690.32, 94,013.16 and 18,305.56

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Solution

The fourth proportional to 62,690.32, 94,013.16 and 18,305.56 is: 27,451.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,690.32 : 94,013.16 = 18,305.56 : x
  2. Step 2: Convert to fraction form
    62,690.32/94,013.16 = 18,305.56/x
  3. Step 3: Cross multiply
    62,690.32x = 94,013.16 × 18,305.56
  4. Step 4: Simplify right side
    62,690.32x = 1,720,963,541.17
  5. Step 5: Solve for x
    x = 1,720,963,541.17/62,690.32
  6. Step 6: Final answer
    x = 27,451.82

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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.