Home / 42,347.97-63,528.86-17,381.32

Finding the Fourth Proportional to 42,347.97, 63,528.86 and 17,381.32

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Solution

The fourth proportional to 42,347.97, 63,528.86 and 17,381.32 is: 26,074.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,347.97 : 63,528.86 = 17,381.32 : x
  2. Step 2: Convert to fraction form
    42,347.97/63,528.86 = 17,381.32/x
  3. Step 3: Cross multiply
    42,347.97x = 63,528.86 × 17,381.32
  4. Step 4: Simplify right side
    42,347.97x = 1,104,215,329.53
  5. Step 5: Solve for x
    x = 1,104,215,329.53/42,347.97
  6. Step 6: Final answer
    x = 26,074.81

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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.