Home / 36,398.30-54,558.56-25,978.46

Finding the Fourth Proportional to 36,398.30, 54,558.56 and 25,978.46

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Solution

The fourth proportional to 36,398.30, 54,558.56 and 25,978.46 is: 38,939.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,398.30 : 54,558.56 = 25,978.46 : x
  2. Step 2: Convert to fraction form
    36,398.30/54,558.56 = 25,978.46/x
  3. Step 3: Cross multiply
    36,398.30x = 54,558.56 × 25,978.46
  4. Step 4: Simplify right side
    36,398.30x = 1,417,347,160.77
  5. Step 5: Solve for x
    x = 1,417,347,160.77/36,398.30
  6. Step 6: Final answer
    x = 38,939.93

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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.