Home / 38,520.02-57,779.76-10,818.02

Finding the Fourth Proportional to 38,520.02, 57,779.76 and 10,818.02

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Solution

The fourth proportional to 38,520.02, 57,779.76 and 10,818.02 is: 16,226.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,520.02 : 57,779.76 = 10,818.02 : x
  2. Step 2: Convert to fraction form
    38,520.02/57,779.76 = 10,818.02/x
  3. Step 3: Cross multiply
    38,520.02x = 57,779.76 × 10,818.02
  4. Step 4: Simplify right side
    38,520.02x = 625,062,599.28
  5. Step 5: Solve for x
    x = 625,062,599.28/38,520.02
  6. Step 6: Final answer
    x = 16,226.95

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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.