Home / 29,630.76-44,458.56-12,982.20

Finding the Fourth Proportional to 29,630.76, 44,458.56 and 12,982.20

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Solution

The fourth proportional to 29,630.76, 44,458.56 and 12,982.20 is: 19,478.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,630.76 : 44,458.56 = 12,982.20 : x
  2. Step 2: Convert to fraction form
    29,630.76/44,458.56 = 12,982.20/x
  3. Step 3: Cross multiply
    29,630.76x = 44,458.56 × 12,982.20
  4. Step 4: Simplify right side
    29,630.76x = 577,169,917.63
  5. Step 5: Solve for x
    x = 577,169,917.63/29,630.76
  6. Step 6: Final answer
    x = 19,478.74

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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.