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Finding the Fourth Proportional to 14,701.92, 22,056.48 and 7,309.86

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Solution

The fourth proportional to 14,701.92, 22,056.48 and 7,309.86 is: 10,966.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,701.92 : 22,056.48 = 7,309.86 : x
  2. Step 2: Convert to fraction form
    14,701.92/22,056.48 = 7,309.86/x
  3. Step 3: Cross multiply
    14,701.92x = 22,056.48 × 7,309.86
  4. Step 4: Simplify right side
    14,701.92x = 161,229,780.89
  5. Step 5: Solve for x
    x = 161,229,780.89/14,701.92
  6. Step 6: Final answer
    x = 10,966.58

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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.