Home / 28,585.20-42,877.80-24,648.60

Finding the Fourth Proportional to 28,585.20, 42,877.80 and 24,648.60

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Solution

The fourth proportional to 28,585.20, 42,877.80 and 24,648.60 is: 36,972.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,585.20 : 42,877.80 = 24,648.60 : x
  2. Step 2: Convert to fraction form
    28,585.20/42,877.80 = 24,648.60/x
  3. Step 3: Cross multiply
    28,585.20x = 42,877.80 × 24,648.60
  4. Step 4: Simplify right side
    28,585.20x = 1,056,877,741.08
  5. Step 5: Solve for x
    x = 1,056,877,741.08/28,585.20
  6. Step 6: Final answer
    x = 36,972.90

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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.