Home / 15,854.60-23,772.90-5,994.20

Finding the Fourth Proportional to 15,854.60, 23,772.90 and 5,994.20

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Solution

The fourth proportional to 15,854.60, 23,772.90 and 5,994.20 is: 8,987.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,854.60 : 23,772.90 = 5,994.20 : x
  2. Step 2: Convert to fraction form
    15,854.60/23,772.90 = 5,994.20/x
  3. Step 3: Cross multiply
    15,854.60x = 23,772.90 × 5,994.20
  4. Step 4: Simplify right side
    15,854.60x = 142,499,517.18
  5. Step 5: Solve for x
    x = 142,499,517.18/15,854.60
  6. Step 6: Final answer
    x = 8,987.90

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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.