Home / 34,872.45-48,123.93-18,957.02

Finding the Fourth Proportional to 34,872.45, 48,123.93 and 18,957.02

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Solution

The fourth proportional to 34,872.45, 48,123.93 and 18,957.02 is: 26,160.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,872.45 : 48,123.93 = 18,957.02 : x
  2. Step 2: Convert to fraction form
    34,872.45/48,123.93 = 18,957.02/x
  3. Step 3: Cross multiply
    34,872.45x = 48,123.93 × 18,957.02
  4. Step 4: Simplify right side
    34,872.45x = 912,286,062.87
  5. Step 5: Solve for x
    x = 912,286,062.87/34,872.45
  6. Step 6: Final answer
    x = 26,160.65

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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.