Home / 24,348.80-33,590.40-14,787.20

Finding the Fourth Proportional to 24,348.80, 33,590.40 and 14,787.20

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Solution

The fourth proportional to 24,348.80, 33,590.40 and 14,787.20 is: 20,399.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,348.80 : 33,590.40 = 14,787.20 : x
  2. Step 2: Convert to fraction form
    24,348.80/33,590.40 = 14,787.20/x
  3. Step 3: Cross multiply
    24,348.80x = 33,590.40 × 14,787.20
  4. Step 4: Simplify right side
    24,348.80x = 496,707,962.88
  5. Step 5: Solve for x
    x = 496,707,962.88/24,348.80
  6. Step 6: Final answer
    x = 20,399.69

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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.