Home / 15,340.50-23,010.75-6,112.98

Finding the Fourth Proportional to 15,340.50, 23,010.75 and 6,112.98

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Solution

The fourth proportional to 15,340.50, 23,010.75 and 6,112.98 is: 9,169.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,340.50 : 23,010.75 = 6,112.98 : x
  2. Step 2: Convert to fraction form
    15,340.50/23,010.75 = 6,112.98/x
  3. Step 3: Cross multiply
    15,340.50x = 23,010.75 × 6,112.98
  4. Step 4: Simplify right side
    15,340.50x = 140,664,254.54
  5. Step 5: Solve for x
    x = 140,664,254.54/15,340.50
  6. Step 6: Final answer
    x = 9,169.47

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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.