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Finding the Fourth Proportional to 32,818.76, 49,127.70 and 26,520.20

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Solution

The fourth proportional to 32,818.76, 49,127.70 and 26,520.20 is: 39,699.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,818.76 : 49,127.70 = 26,520.20 : x
  2. Step 2: Convert to fraction form
    32,818.76/49,127.70 = 26,520.20/x
  3. Step 3: Cross multiply
    32,818.76x = 49,127.70 × 26,520.20
  4. Step 4: Simplify right side
    32,818.76x = 1,302,876,429.54
  5. Step 5: Solve for x
    x = 1,302,876,429.54/32,818.76
  6. Step 6: Final answer
    x = 39,699.14

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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.