Home / 53,152.20-79,728.30-29,532.60

Finding the Fourth Proportional to 53,152.20, 79,728.30 and 29,532.60

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Solution

The fourth proportional to 53,152.20, 79,728.30 and 29,532.60 is: 44,298.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,152.20 : 79,728.30 = 29,532.60 : x
  2. Step 2: Convert to fraction form
    53,152.20/79,728.30 = 29,532.60/x
  3. Step 3: Cross multiply
    53,152.20x = 79,728.30 × 29,532.60
  4. Step 4: Simplify right side
    53,152.20x = 2,354,583,992.58
  5. Step 5: Solve for x
    x = 2,354,583,992.58/53,152.20
  6. Step 6: Final answer
    x = 44,298.90

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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.