Home / 23,348.18-34,873.36-21,123.58

Finding the Fourth Proportional to 23,348.18, 34,873.36 and 21,123.58

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Solution

The fourth proportional to 23,348.18, 34,873.36 and 21,123.58 is: 31,550.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,348.18 : 34,873.36 = 21,123.58 : x
  2. Step 2: Convert to fraction form
    23,348.18/34,873.36 = 21,123.58/x
  3. Step 3: Cross multiply
    23,348.18x = 34,873.36 × 21,123.58
  4. Step 4: Simplify right side
    23,348.18x = 736,650,209.83
  5. Step 5: Solve for x
    x = 736,650,209.83/23,348.18
  6. Step 6: Final answer
    x = 31,550.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.