Home / 38,881.01-58,330.77-12,585.75

Finding the Fourth Proportional to 38,881.01, 58,330.77 and 12,585.75

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Solution

The fourth proportional to 38,881.01, 58,330.77 and 12,585.75 is: 18,881.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,881.01 : 58,330.77 = 12,585.75 : x
  2. Step 2: Convert to fraction form
    38,881.01/58,330.77 = 12,585.75/x
  3. Step 3: Cross multiply
    38,881.01x = 58,330.77 × 12,585.75
  4. Step 4: Simplify right side
    38,881.01x = 734,136,222.59
  5. Step 5: Solve for x
    x = 734,136,222.59/38,881.01
  6. Step 6: Final answer
    x = 18,881.61

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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.