Home / 14,577.24-20,123.46-9,869.16

Finding the Fourth Proportional to 14,577.24, 20,123.46 and 9,869.16

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Solution

The fourth proportional to 14,577.24, 20,123.46 and 9,869.16 is: 13,624.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,577.24 : 20,123.46 = 9,869.16 : x
  2. Step 2: Convert to fraction form
    14,577.24/20,123.46 = 9,869.16/x
  3. Step 3: Cross multiply
    14,577.24x = 20,123.46 × 9,869.16
  4. Step 4: Simplify right side
    14,577.24x = 198,601,646.49
  5. Step 5: Solve for x
    x = 198,601,646.49/14,577.24
  6. Step 6: Final answer
    x = 13,624.09

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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.