Home / 14,747.31-22,109.85-8,902.53

Finding the Fourth Proportional to 14,747.31, 22,109.85 and 8,902.53

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Solution

The fourth proportional to 14,747.31, 22,109.85 and 8,902.53 is: 13,347.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,747.31 : 22,109.85 = 8,902.53 : x
  2. Step 2: Convert to fraction form
    14,747.31/22,109.85 = 8,902.53/x
  3. Step 3: Cross multiply
    14,747.31x = 22,109.85 × 8,902.53
  4. Step 4: Simplify right side
    14,747.31x = 196,833,602.92
  5. Step 5: Solve for x
    x = 196,833,602.92/14,747.31
  6. Step 6: Final answer
    x = 13,347.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.