Home / 84,679.38-127,019.07-22,354.74

Finding the Fourth Proportional to 84,679.38, 127,019.07 and 22,354.74

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Solution

The fourth proportional to 84,679.38, 127,019.07 and 22,354.74 is: 33,532.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,679.38 : 127,019.07 = 22,354.74 : x
  2. Step 2: Convert to fraction form
    84,679.38/127,019.07 = 22,354.74/x
  3. Step 3: Cross multiply
    84,679.38x = 127,019.07 × 22,354.74
  4. Step 4: Simplify right side
    84,679.38x = 2,839,478,284.89
  5. Step 5: Solve for x
    x = 2,839,478,284.89/84,679.38
  6. Step 6: Final answer
    x = 33,532.11

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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.