Home / 25,904.68-38,865.20-9,264.32

Finding the Fourth Proportional to 25,904.68, 38,865.20 and 9,264.32

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Solution

The fourth proportional to 25,904.68, 38,865.20 and 9,264.32 is: 13,899.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,904.68 : 38,865.20 = 9,264.32 : x
  2. Step 2: Convert to fraction form
    25,904.68/38,865.20 = 9,264.32/x
  3. Step 3: Cross multiply
    25,904.68x = 38,865.20 × 9,264.32
  4. Step 4: Simplify right side
    25,904.68x = 360,059,649.66
  5. Step 5: Solve for x
    x = 360,059,649.66/25,904.68
  6. Step 6: Final answer
    x = 13,899.41

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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.