Home / 19,043.60-28,565.40-16,134.80

Finding the Fourth Proportional to 19,043.60, 28,565.40 and 16,134.80

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Solution

The fourth proportional to 19,043.60, 28,565.40 and 16,134.80 is: 24,202.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,043.60 : 28,565.40 = 16,134.80 : x
  2. Step 2: Convert to fraction form
    19,043.60/28,565.40 = 16,134.80/x
  3. Step 3: Cross multiply
    19,043.60x = 28,565.40 × 16,134.80
  4. Step 4: Simplify right side
    19,043.60x = 460,897,015.92
  5. Step 5: Solve for x
    x = 460,897,015.92/19,043.60
  6. Step 6: Final answer
    x = 24,202.20

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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.