Home / 25,649.64-38,479.14-9,004.68

Finding the Fourth Proportional to 25,649.64, 38,479.14 and 9,004.68

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Solution

The fourth proportional to 25,649.64, 38,479.14 and 9,004.68 is: 13,508.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,649.64 : 38,479.14 = 9,004.68 : x
  2. Step 2: Convert to fraction form
    25,649.64/38,479.14 = 9,004.68/x
  3. Step 3: Cross multiply
    25,649.64x = 38,479.14 × 9,004.68
  4. Step 4: Simplify right side
    25,649.64x = 346,492,342.38
  5. Step 5: Solve for x
    x = 346,492,342.38/25,649.64
  6. Step 6: Final answer
    x = 13,508.66

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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.