Home / 34,456.32-47,537.28-19,543.68

Finding the Fourth Proportional to 34,456.32, 47,537.28 and 19,543.68

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Solution

The fourth proportional to 34,456.32, 47,537.28 and 19,543.68 is: 26,963.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,456.32 : 47,537.28 = 19,543.68 : x
  2. Step 2: Convert to fraction form
    34,456.32/47,537.28 = 19,543.68/x
  3. Step 3: Cross multiply
    34,456.32x = 47,537.28 × 19,543.68
  4. Step 4: Simplify right side
    34,456.32x = 929,053,388.39
  5. Step 5: Solve for x
    x = 929,053,388.39/34,456.32
  6. Step 6: Final answer
    x = 26,963.22

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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.