Home / 16,502.28-22,774.35-9,428.55

Finding the Fourth Proportional to 16,502.28, 22,774.35 and 9,428.55

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Solution

The fourth proportional to 16,502.28, 22,774.35 and 9,428.55 is: 13,012.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,502.28 : 22,774.35 = 9,428.55 : x
  2. Step 2: Convert to fraction form
    16,502.28/22,774.35 = 9,428.55/x
  3. Step 3: Cross multiply
    16,502.28x = 22,774.35 × 9,428.55
  4. Step 4: Simplify right side
    16,502.28x = 214,728,994.61
  5. Step 5: Solve for x
    x = 214,728,994.61/16,502.28
  6. Step 6: Final answer
    x = 13,012.08

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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.