Home / 45,572.09-62,889.36-25,428.75

Finding the Fourth Proportional to 45,572.09, 62,889.36 and 25,428.75

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Solution

The fourth proportional to 45,572.09, 62,889.36 and 25,428.75 is: 35,091.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,572.09 : 62,889.36 = 25,428.75 : x
  2. Step 2: Convert to fraction form
    45,572.09/62,889.36 = 25,428.75/x
  3. Step 3: Cross multiply
    45,572.09x = 62,889.36 × 25,428.75
  4. Step 4: Simplify right side
    45,572.09x = 1,599,197,978.70
  5. Step 5: Solve for x
    x = 1,599,197,978.70/45,572.09
  6. Step 6: Final answer
    x = 35,091.61

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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.