Home / 52,518.46-78,765.70-15,078.24

Finding the Fourth Proportional to 52,518.46, 78,765.70 and 15,078.24

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Solution

The fourth proportional to 52,518.46, 78,765.70 and 15,078.24 is: 22,613.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,518.46 : 78,765.70 = 15,078.24 : x
  2. Step 2: Convert to fraction form
    52,518.46/78,765.70 = 15,078.24/x
  3. Step 3: Cross multiply
    52,518.46x = 78,765.70 × 15,078.24
  4. Step 4: Simplify right side
    52,518.46x = 1,187,648,128.37
  5. Step 5: Solve for x
    x = 1,187,648,128.37/52,518.46
  6. Step 6: Final answer
    x = 22,613.92

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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.