Home / 38,765.60-53,490.06-22,847.90

Finding the Fourth Proportional to 38,765.60, 53,490.06 and 22,847.90

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Solution

The fourth proportional to 38,765.60, 53,490.06 and 22,847.90 is: 31,526.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,765.60 : 53,490.06 = 22,847.90 : x
  2. Step 2: Convert to fraction form
    38,765.60/53,490.06 = 22,847.90/x
  3. Step 3: Cross multiply
    38,765.60x = 53,490.06 × 22,847.90
  4. Step 4: Simplify right side
    38,765.60x = 1,222,135,541.87
  5. Step 5: Solve for x
    x = 1,222,135,541.87/38,765.60
  6. Step 6: Final answer
    x = 31,526.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.