Home / 21,073.56-29,053.83-16,233.75

Finding the Fourth Proportional to 21,073.56, 29,053.83 and 16,233.75

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Solution

The fourth proportional to 21,073.56, 29,053.83 and 16,233.75 is: 22,381.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,073.56 : 29,053.83 = 16,233.75 : x
  2. Step 2: Convert to fraction form
    21,073.56/29,053.83 = 16,233.75/x
  3. Step 3: Cross multiply
    21,073.56x = 29,053.83 × 16,233.75
  4. Step 4: Simplify right side
    21,073.56x = 471,652,612.76
  5. Step 5: Solve for x
    x = 471,652,612.76/21,073.56
  6. Step 6: Final answer
    x = 22,381.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.