Home / 16,502.28-22,771.74-9,427.32

Finding the Fourth Proportional to 16,502.28, 22,771.74 and 9,427.32

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Solution

The fourth proportional to 16,502.28, 22,771.74 and 9,427.32 is: 13,008.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,502.28 : 22,771.74 = 9,427.32 : x
  2. Step 2: Convert to fraction form
    16,502.28/22,771.74 = 9,427.32/x
  3. Step 3: Cross multiply
    16,502.28x = 22,771.74 × 9,427.32
  4. Step 4: Simplify right side
    16,502.28x = 214,676,479.94
  5. Step 5: Solve for x
    x = 214,676,479.94/16,502.28
  6. Step 6: Final answer
    x = 13,008.90

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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.