Home / 29,273.17-40,397.03-15,844.45

Finding the Fourth Proportional to 29,273.17, 40,397.03 and 15,844.45

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Solution

The fourth proportional to 29,273.17, 40,397.03 and 15,844.45 is: 21,865.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,273.17 : 40,397.03 = 15,844.45 : x
  2. Step 2: Convert to fraction form
    29,273.17/40,397.03 = 15,844.45/x
  3. Step 3: Cross multiply
    29,273.17x = 40,397.03 × 15,844.45
  4. Step 4: Simplify right side
    29,273.17x = 640,068,721.98
  5. Step 5: Solve for x
    x = 640,068,721.98/29,273.17
  6. Step 6: Final answer
    x = 21,865.37

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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.