Home / 38,861.58-58,277.78-12,559.26

Finding the Fourth Proportional to 38,861.58, 58,277.78 and 12,559.26

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Solution

The fourth proportional to 38,861.58, 58,277.78 and 12,559.26 is: 18,834.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,861.58 : 58,277.78 = 12,559.26 : x
  2. Step 2: Convert to fraction form
    38,861.58/58,277.78 = 12,559.26/x
  3. Step 3: Cross multiply
    38,861.58x = 58,277.78 × 12,559.26
  4. Step 4: Simplify right side
    38,861.58x = 731,925,791.24
  5. Step 5: Solve for x
    x = 731,925,791.24/38,861.58
  6. Step 6: Final answer
    x = 18,834.17

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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.