Home / 20,073.02-30,109.26-6,222.02

Finding the Fourth Proportional to 20,073.02, 30,109.26 and 6,222.02

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Solution

The fourth proportional to 20,073.02, 30,109.26 and 6,222.02 is: 9,332.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,073.02 : 30,109.26 = 6,222.02 : x
  2. Step 2: Convert to fraction form
    20,073.02/30,109.26 = 6,222.02/x
  3. Step 3: Cross multiply
    20,073.02x = 30,109.26 × 6,222.02
  4. Step 4: Simplify right side
    20,073.02x = 187,340,417.91
  5. Step 5: Solve for x
    x = 187,340,417.91/20,073.02
  6. Step 6: Final answer
    x = 9,332.95

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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.