Home / 14,438.16-19,925.04-8,150.88

Finding the Fourth Proportional to 14,438.16, 19,925.04 and 8,150.88

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Solution

The fourth proportional to 14,438.16, 19,925.04 and 8,150.88 is: 11,248.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,438.16 : 19,925.04 = 8,150.88 : x
  2. Step 2: Convert to fraction form
    14,438.16/19,925.04 = 8,150.88/x
  3. Step 3: Cross multiply
    14,438.16x = 19,925.04 × 8,150.88
  4. Step 4: Simplify right side
    14,438.16x = 162,406,610.04
  5. Step 5: Solve for x
    x = 162,406,610.04/14,438.16
  6. Step 6: Final answer
    x = 11,248.43

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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.