Home / 52,494.75-78,742.13-15,558.75

Finding the Fourth Proportional to 52,494.75, 78,742.13 and 15,558.75

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Solution

The fourth proportional to 52,494.75, 78,742.13 and 15,558.75 is: 23,338.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,494.75 : 78,742.13 = 15,558.75 : x
  2. Step 2: Convert to fraction form
    52,494.75/78,742.13 = 15,558.75/x
  3. Step 3: Cross multiply
    52,494.75x = 78,742.13 × 15,558.75
  4. Step 4: Simplify right side
    52,494.75x = 1,225,129,037.34
  5. Step 5: Solve for x
    x = 1,225,129,037.34/52,494.75
  6. Step 6: Final answer
    x = 23,338.13

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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.