Home / 22,712.16-34,077.60-10,228.80

Finding the Fourth Proportional to 22,712.16, 34,077.60 and 10,228.80

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Solution

The fourth proportional to 22,712.16, 34,077.60 and 10,228.80 is: 15,347.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,712.16 : 34,077.60 = 10,228.80 : x
  2. Step 2: Convert to fraction form
    22,712.16/34,077.60 = 10,228.80/x
  3. Step 3: Cross multiply
    22,712.16x = 34,077.60 × 10,228.80
  4. Step 4: Simplify right side
    22,712.16x = 348,572,954.88
  5. Step 5: Solve for x
    x = 348,572,954.88/22,712.16
  6. Step 6: Final answer
    x = 15,347.42

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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.