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Finding the Fourth Proportional to 24,030.80, 36,046.20 and 19,653.20

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Solution

The fourth proportional to 24,030.80, 36,046.20 and 19,653.20 is: 29,479.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,030.80 : 36,046.20 = 19,653.20 : x
  2. Step 2: Convert to fraction form
    24,030.80/36,046.20 = 19,653.20/x
  3. Step 3: Cross multiply
    24,030.80x = 36,046.20 × 19,653.20
  4. Step 4: Simplify right side
    24,030.80x = 708,423,177.84
  5. Step 5: Solve for x
    x = 708,423,177.84/24,030.80
  6. Step 6: Final answer
    x = 29,479.80

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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.