Home / 45,025.05-62,139.37-25,905.66

Finding the Fourth Proportional to 45,025.05, 62,139.37 and 25,905.66

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Solution

The fourth proportional to 45,025.05, 62,139.37 and 25,905.66 is: 35,752.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,025.05 : 62,139.37 = 25,905.66 : x
  2. Step 2: Convert to fraction form
    45,025.05/62,139.37 = 25,905.66/x
  3. Step 3: Cross multiply
    45,025.05x = 62,139.37 × 25,905.66
  4. Step 4: Simplify right side
    45,025.05x = 1,609,761,391.83
  5. Step 5: Solve for x
    x = 1,609,761,391.83/45,025.05
  6. Step 6: Final answer
    x = 35,752.57

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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.