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Finding the Fourth Proportional to 60,006.60, 82,820.64 and 34,530.12

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Solution

The fourth proportional to 60,006.60, 82,820.64 and 34,530.12 is: 47,658.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,006.60 : 82,820.64 = 34,530.12 : x
  2. Step 2: Convert to fraction form
    60,006.60/82,820.64 = 34,530.12/x
  3. Step 3: Cross multiply
    60,006.60x = 82,820.64 × 34,530.12
  4. Step 4: Simplify right side
    60,006.60x = 2,859,806,637.68
  5. Step 5: Solve for x
    x = 2,859,806,637.68/60,006.60
  6. Step 6: Final answer
    x = 47,658.20

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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.