Home / 34,140.32-47,116.38-19,037.88

Finding the Fourth Proportional to 34,140.32, 47,116.38 and 19,037.88

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Solution

The fourth proportional to 34,140.32, 47,116.38 and 19,037.88 is: 26,273.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,140.32 : 47,116.38 = 19,037.88 : x
  2. Step 2: Convert to fraction form
    34,140.32/47,116.38 = 19,037.88/x
  3. Step 3: Cross multiply
    34,140.32x = 47,116.38 × 19,037.88
  4. Step 4: Simplify right side
    34,140.32x = 896,995,988.47
  5. Step 5: Solve for x
    x = 896,995,988.47/34,140.32
  6. Step 6: Final answer
    x = 26,273.80

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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.