Home / 15,205.41-22,810.20-5,342.43

Finding the Fourth Proportional to 15,205.41, 22,810.20 and 5,342.43

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Solution

The fourth proportional to 15,205.41, 22,810.20 and 5,342.43 is: 8,014.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,205.41 : 22,810.20 = 5,342.43 : x
  2. Step 2: Convert to fraction form
    15,205.41/22,810.20 = 5,342.43/x
  3. Step 3: Cross multiply
    15,205.41x = 22,810.20 × 5,342.43
  4. Step 4: Simplify right side
    15,205.41x = 121,861,896.79
  5. Step 5: Solve for x
    x = 121,861,896.79/15,205.41
  6. Step 6: Final answer
    x = 8,014.38

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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.