Home / 38,751.14-58,106.49-13,787.55

Finding the Fourth Proportional to 38,751.14, 58,106.49 and 13,787.55

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Solution

The fourth proportional to 38,751.14, 58,106.49 and 13,787.55 is: 20,674.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,751.14 : 58,106.49 = 13,787.55 : x
  2. Step 2: Convert to fraction form
    38,751.14/58,106.49 = 13,787.55/x
  3. Step 3: Cross multiply
    38,751.14x = 58,106.49 × 13,787.55
  4. Step 4: Simplify right side
    38,751.14x = 801,146,136.20
  5. Step 5: Solve for x
    x = 801,146,136.20/38,751.14
  6. Step 6: Final answer
    x = 20,674.13

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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.