Home / 22,445.52-30,972.99-13,014.69

Finding the Fourth Proportional to 22,445.52, 30,972.99 and 13,014.69

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Solution

The fourth proportional to 22,445.52, 30,972.99 and 13,014.69 is: 17,959.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,445.52 : 30,972.99 = 13,014.69 : x
  2. Step 2: Convert to fraction form
    22,445.52/30,972.99 = 13,014.69/x
  3. Step 3: Cross multiply
    22,445.52x = 30,972.99 × 13,014.69
  4. Step 4: Simplify right side
    22,445.52x = 403,103,708.36
  5. Step 5: Solve for x
    x = 403,103,708.36/22,445.52
  6. Step 6: Final answer
    x = 17,959.21

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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.