Home / 24,386.66-33,649.03-15,427.86

Finding the Fourth Proportional to 24,386.66, 33,649.03 and 15,427.86

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Solution

The fourth proportional to 24,386.66, 33,649.03 and 15,427.86 is: 21,287.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,386.66 : 33,649.03 = 15,427.86 : x
  2. Step 2: Convert to fraction form
    24,386.66/33,649.03 = 15,427.86/x
  3. Step 3: Cross multiply
    24,386.66x = 33,649.03 × 15,427.86
  4. Step 4: Simplify right side
    24,386.66x = 519,132,519.57
  5. Step 5: Solve for x
    x = 519,132,519.57/24,386.66
  6. Step 6: Final answer
    x = 21,287.56

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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.