Home / 38,930.13-53,723.67-22,580.49

Finding the Fourth Proportional to 38,930.13, 53,723.67 and 22,580.49

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Solution

The fourth proportional to 38,930.13, 53,723.67 and 22,580.49 is: 31,161.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,930.13 : 53,723.67 = 22,580.49 : x
  2. Step 2: Convert to fraction form
    38,930.13/53,723.67 = 22,580.49/x
  3. Step 3: Cross multiply
    38,930.13x = 53,723.67 × 22,580.49
  4. Step 4: Simplify right side
    38,930.13x = 1,213,106,793.20
  5. Step 5: Solve for x
    x = 1,213,106,793.20/38,930.13
  6. Step 6: Final answer
    x = 31,161.13

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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.