Home / 38,475.20-57,664.20-34,295.60

Finding the Fourth Proportional to 38,475.20, 57,664.20 and 34,295.60

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Solution

The fourth proportional to 38,475.20, 57,664.20 and 34,295.60 is: 51,400.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,475.20 : 57,664.20 = 34,295.60 : x
  2. Step 2: Convert to fraction form
    38,475.20/57,664.20 = 34,295.60/x
  3. Step 3: Cross multiply
    38,475.20x = 57,664.20 × 34,295.60
  4. Step 4: Simplify right side
    38,475.20x = 1,977,628,337.52
  5. Step 5: Solve for x
    x = 1,977,628,337.52/38,475.20
  6. Step 6: Final answer
    x = 51,400.08

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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.