Home / 16,127.28-22,244.28-14,805.36

Finding the Fourth Proportional to 16,127.28, 22,244.28 and 14,805.36

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Solution

The fourth proportional to 16,127.28, 22,244.28 and 14,805.36 is: 20,420.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,127.28 : 22,244.28 = 14,805.36 : x
  2. Step 2: Convert to fraction form
    16,127.28/22,244.28 = 14,805.36/x
  3. Step 3: Cross multiply
    16,127.28x = 22,244.28 × 14,805.36
  4. Step 4: Simplify right side
    16,127.28x = 329,334,573.34
  5. Step 5: Solve for x
    x = 329,334,573.34/16,127.28
  6. Step 6: Final answer
    x = 20,420.96

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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.