Home / 38,954.86-58,390.17-15,555.58

Finding the Fourth Proportional to 38,954.86, 58,390.17 and 15,555.58

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Solution

The fourth proportional to 38,954.86, 58,390.17 and 15,555.58 is: 23,316.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,954.86 : 58,390.17 = 15,555.58 : x
  2. Step 2: Convert to fraction form
    38,954.86/58,390.17 = 15,555.58/x
  3. Step 3: Cross multiply
    38,954.86x = 58,390.17 × 15,555.58
  4. Step 4: Simplify right side
    38,954.86x = 908,292,960.65
  5. Step 5: Solve for x
    x = 908,292,960.65/38,954.86
  6. Step 6: Final answer
    x = 23,316.55

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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.