Home / 32,129.06-44,358.20-20,648.63

Finding the Fourth Proportional to 32,129.06, 44,358.20 and 20,648.63

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Solution

The fourth proportional to 32,129.06, 44,358.20 and 20,648.63 is: 28,508.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,129.06 : 44,358.20 = 20,648.63 : x
  2. Step 2: Convert to fraction form
    32,129.06/44,358.20 = 20,648.63/x
  3. Step 3: Cross multiply
    32,129.06x = 44,358.20 × 20,648.63
  4. Step 4: Simplify right side
    32,129.06x = 915,935,734.23
  5. Step 5: Solve for x
    x = 915,935,734.23/32,129.06
  6. Step 6: Final answer
    x = 28,508.02

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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.