Home / 16,248.05-22,421.98-9,174.32

Finding the Fourth Proportional to 16,248.05, 22,421.98 and 9,174.32

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Solution

The fourth proportional to 16,248.05, 22,421.98 and 9,174.32 is: 12,660.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,248.05 : 22,421.98 = 9,174.32 : x
  2. Step 2: Convert to fraction form
    16,248.05/22,421.98 = 9,174.32/x
  3. Step 3: Cross multiply
    16,248.05x = 22,421.98 × 9,174.32
  4. Step 4: Simplify right side
    16,248.05x = 205,706,419.55
  5. Step 5: Solve for x
    x = 205,706,419.55/16,248.05
  6. Step 6: Final answer
    x = 12,660.38

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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.