Home / 22,541.48-31,106.92-12,469.68

Finding the Fourth Proportional to 22,541.48, 31,106.92 and 12,469.68

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Solution

The fourth proportional to 22,541.48, 31,106.92 and 12,469.68 is: 17,207.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,541.48 : 31,106.92 = 12,469.68 : x
  2. Step 2: Convert to fraction form
    22,541.48/31,106.92 = 12,469.68/x
  3. Step 3: Cross multiply
    22,541.48x = 31,106.92 × 12,469.68
  4. Step 4: Simplify right side
    22,541.48x = 387,893,338.19
  5. Step 5: Solve for x
    x = 387,893,338.19/22,541.48
  6. Step 6: Final answer
    x = 17,207.98

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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.