Home / 14,841.72-20,502.60-12,982.76

Finding the Fourth Proportional to 14,841.72, 20,502.60 and 12,982.76

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Solution

The fourth proportional to 14,841.72, 20,502.60 and 12,982.76 is: 17,934.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,841.72 : 20,502.60 = 12,982.76 : x
  2. Step 2: Convert to fraction form
    14,841.72/20,502.60 = 12,982.76/x
  3. Step 3: Cross multiply
    14,841.72x = 20,502.60 × 12,982.76
  4. Step 4: Simplify right side
    14,841.72x = 266,180,335.18
  5. Step 5: Solve for x
    x = 266,180,335.18/14,841.72
  6. Step 6: Final answer
    x = 17,934.60

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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.