Home / 24,865.47-34,321.59-19,864.53

Finding the Fourth Proportional to 24,865.47, 34,321.59 and 19,864.53

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Solution

The fourth proportional to 24,865.47, 34,321.59 and 19,864.53 is: 27,418.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,865.47 : 34,321.59 = 19,864.53 : x
  2. Step 2: Convert to fraction form
    24,865.47/34,321.59 = 19,864.53/x
  3. Step 3: Cross multiply
    24,865.47x = 34,321.59 × 19,864.53
  4. Step 4: Simplify right side
    24,865.47x = 681,782,254.20
  5. Step 5: Solve for x
    x = 681,782,254.20/24,865.47
  6. Step 6: Final answer
    x = 27,418.84

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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.