Home / 60,042.26-90,065.21-20,598.80

Finding the Fourth Proportional to 60,042.26, 90,065.21 and 20,598.80

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Solution

The fourth proportional to 60,042.26, 90,065.21 and 20,598.80 is: 30,898.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,042.26 : 90,065.21 = 20,598.80 : x
  2. Step 2: Convert to fraction form
    60,042.26/90,065.21 = 20,598.80/x
  3. Step 3: Cross multiply
    60,042.26x = 90,065.21 × 20,598.80
  4. Step 4: Simplify right side
    60,042.26x = 1,855,235,247.75
  5. Step 5: Solve for x
    x = 1,855,235,247.75/60,042.26
  6. Step 6: Final answer
    x = 30,898.82

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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.