Home / 42,605.64-63,908.61-13,023.36

Finding the Fourth Proportional to 42,605.64, 63,908.61 and 13,023.36

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Solution

The fourth proportional to 42,605.64, 63,908.61 and 13,023.36 is: 19,535.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,605.64 : 63,908.61 = 13,023.36 : x
  2. Step 2: Convert to fraction form
    42,605.64/63,908.61 = 13,023.36/x
  3. Step 3: Cross multiply
    42,605.64x = 63,908.61 × 13,023.36
  4. Step 4: Simplify right side
    42,605.64x = 832,304,515.59
  5. Step 5: Solve for x
    x = 832,304,515.59/42,605.64
  6. Step 6: Final answer
    x = 19,535.08

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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.