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Finding the Fourth Proportional to 24,510.60, 36,765.90 and 12,822.30

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Solution

The fourth proportional to 24,510.60, 36,765.90 and 12,822.30 is: 19,233.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,510.60 : 36,765.90 = 12,822.30 : x
  2. Step 2: Convert to fraction form
    24,510.60/36,765.90 = 12,822.30/x
  3. Step 3: Cross multiply
    24,510.60x = 36,765.90 × 12,822.30
  4. Step 4: Simplify right side
    24,510.60x = 471,423,399.57
  5. Step 5: Solve for x
    x = 471,423,399.57/24,510.60
  6. Step 6: Final answer
    x = 19,233.45

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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.