Home / 20,026.12-30,010.02-9,625.72

Finding the Fourth Proportional to 20,026.12, 30,010.02 and 9,625.72

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Solution

The fourth proportional to 20,026.12, 30,010.02 and 9,625.72 is: 14,424.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,026.12 : 30,010.02 = 9,625.72 : x
  2. Step 2: Convert to fraction form
    20,026.12/30,010.02 = 9,625.72/x
  3. Step 3: Cross multiply
    20,026.12x = 30,010.02 × 9,625.72
  4. Step 4: Simplify right side
    20,026.12x = 288,868,049.71
  5. Step 5: Solve for x
    x = 288,868,049.71/20,026.12
  6. Step 6: Final answer
    x = 14,424.56

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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.