Home / 21,839.77-32,710.43-15,295.17

Finding the Fourth Proportional to 21,839.77, 32,710.43 and 15,295.17

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Solution

The fourth proportional to 21,839.77, 32,710.43 and 15,295.17 is: 22,908.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,839.77 : 32,710.43 = 15,295.17 : x
  2. Step 2: Convert to fraction form
    21,839.77/32,710.43 = 15,295.17/x
  3. Step 3: Cross multiply
    21,839.77x = 32,710.43 × 15,295.17
  4. Step 4: Simplify right side
    21,839.77x = 500,311,748.53
  5. Step 5: Solve for x
    x = 500,311,748.53/21,839.77
  6. Step 6: Final answer
    x = 22,908.29

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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.