Home / 42,126.28-63,206.62-27,141.23

Finding the Fourth Proportional to 42,126.28, 63,206.62 and 27,141.23

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Solution

The fourth proportional to 42,126.28, 63,206.62 and 27,141.23 is: 40,722.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,126.28 : 63,206.62 = 27,141.23 : x
  2. Step 2: Convert to fraction form
    42,126.28/63,206.62 = 27,141.23/x
  3. Step 3: Cross multiply
    42,126.28x = 63,206.62 × 27,141.23
  4. Step 4: Simplify right side
    42,126.28x = 1,715,505,501.11
  5. Step 5: Solve for x
    x = 1,715,505,501.11/42,126.28
  6. Step 6: Final answer
    x = 40,722.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.