Home / 15,278.19-22,910.60-9,039.98

Finding the Fourth Proportional to 15,278.19, 22,910.60 and 9,039.98

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Solution

The fourth proportional to 15,278.19, 22,910.60 and 9,039.98 is: 13,556.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,278.19 : 22,910.60 = 9,039.98 : x
  2. Step 2: Convert to fraction form
    15,278.19/22,910.60 = 9,039.98/x
  3. Step 3: Cross multiply
    15,278.19x = 22,910.60 × 9,039.98
  4. Step 4: Simplify right side
    15,278.19x = 207,111,273.83
  5. Step 5: Solve for x
    x = 207,111,273.83/15,278.19
  6. Step 6: Final answer
    x = 13,556.01

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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.