Home / 16,160.34-22,294.40-9,869.07

Finding the Fourth Proportional to 16,160.34, 22,294.40 and 9,869.07

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Solution

The fourth proportional to 16,160.34, 22,294.40 and 9,869.07 is: 13,615.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,160.34 : 22,294.40 = 9,869.07 : x
  2. Step 2: Convert to fraction form
    16,160.34/22,294.40 = 9,869.07/x
  3. Step 3: Cross multiply
    16,160.34x = 22,294.40 × 9,869.07
  4. Step 4: Simplify right side
    16,160.34x = 220,024,944.86
  5. Step 5: Solve for x
    x = 220,024,944.86/16,160.34
  6. Step 6: Final answer
    x = 13,615.12

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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.