Home / 40,959.81-61,440.93-15,998.85

Finding the Fourth Proportional to 40,959.81, 61,440.93 and 15,998.85

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Solution

The fourth proportional to 40,959.81, 61,440.93 and 15,998.85 is: 23,998.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,959.81 : 61,440.93 = 15,998.85 : x
  2. Step 2: Convert to fraction form
    40,959.81/61,440.93 = 15,998.85/x
  3. Step 3: Cross multiply
    40,959.81x = 61,440.93 × 15,998.85
  4. Step 4: Simplify right side
    40,959.81x = 982,984,222.93
  5. Step 5: Solve for x
    x = 982,984,222.93/40,959.81
  6. Step 6: Final answer
    x = 23,998.75

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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.