Home / 38,866.08-58,300.94-12,572.87

Finding the Fourth Proportional to 38,866.08, 58,300.94 and 12,572.87

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Solution

The fourth proportional to 38,866.08, 58,300.94 and 12,572.87 is: 18,859.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,866.08 : 58,300.94 = 12,572.87 : x
  2. Step 2: Convert to fraction form
    38,866.08/58,300.94 = 12,572.87/x
  3. Step 3: Cross multiply
    38,866.08x = 58,300.94 × 12,572.87
  4. Step 4: Simplify right side
    38,866.08x = 733,010,316.68
  5. Step 5: Solve for x
    x = 733,010,316.68/38,866.08
  6. Step 6: Final answer
    x = 18,859.90

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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.