Home / 26,710.68-39,891.76-22,719.40

Finding the Fourth Proportional to 26,710.68, 39,891.76 and 22,719.40

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Solution

The fourth proportional to 26,710.68, 39,891.76 and 22,719.40 is: 33,930.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,710.68 : 39,891.76 = 22,719.40 : x
  2. Step 2: Convert to fraction form
    26,710.68/39,891.76 = 22,719.40/x
  3. Step 3: Cross multiply
    26,710.68x = 39,891.76 × 22,719.40
  4. Step 4: Simplify right side
    26,710.68x = 906,316,852.14
  5. Step 5: Solve for x
    x = 906,316,852.14/26,710.68
  6. Step 6: Final answer
    x = 33,930.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.