Home / 15,336.50-23,010.15-7,550.78

Finding the Fourth Proportional to 15,336.50, 23,010.15 and 7,550.78

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Solution

The fourth proportional to 15,336.50, 23,010.15 and 7,550.78 is: 11,328.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,336.50 : 23,010.15 = 7,550.78 : x
  2. Step 2: Convert to fraction form
    15,336.50/23,010.15 = 7,550.78/x
  3. Step 3: Cross multiply
    15,336.50x = 23,010.15 × 7,550.78
  4. Step 4: Simplify right side
    15,336.50x = 173,744,580.42
  5. Step 5: Solve for x
    x = 173,744,580.42/15,336.50
  6. Step 6: Final answer
    x = 11,328.83

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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.