Home / 45,632.64-62,971.20-25,489.20

Finding the Fourth Proportional to 45,632.64, 62,971.20 and 25,489.20

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Solution

The fourth proportional to 45,632.64, 62,971.20 and 25,489.20 is: 35,174.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,632.64 : 62,971.20 = 25,489.20 : x
  2. Step 2: Convert to fraction form
    45,632.64/62,971.20 = 25,489.20/x
  3. Step 3: Cross multiply
    45,632.64x = 62,971.20 × 25,489.20
  4. Step 4: Simplify right side
    45,632.64x = 1,605,085,511.04
  5. Step 5: Solve for x
    x = 1,605,085,511.04/45,632.64
  6. Step 6: Final answer
    x = 35,174.07

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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.