Home / 16,168.64-22,248.80-13,507.52

Finding the Fourth Proportional to 16,168.64, 22,248.80 and 13,507.52

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Solution

The fourth proportional to 16,168.64, 22,248.80 and 13,507.52 is: 18,586.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,168.64 : 22,248.80 = 13,507.52 : x
  2. Step 2: Convert to fraction form
    16,168.64/22,248.80 = 13,507.52/x
  3. Step 3: Cross multiply
    16,168.64x = 22,248.80 × 13,507.52
  4. Step 4: Simplify right side
    16,168.64x = 300,526,110.98
  5. Step 5: Solve for x
    x = 300,526,110.98/16,168.64
  6. Step 6: Final answer
    x = 18,586.98

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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.