Home / 13,411.02-20,123.22-6,020.76

Finding the Fourth Proportional to 13,411.02, 20,123.22 and 6,020.76

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Solution

The fourth proportional to 13,411.02, 20,123.22 and 6,020.76 is: 9,034.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,411.02 : 20,123.22 = 6,020.76 : x
  2. Step 2: Convert to fraction form
    13,411.02/20,123.22 = 6,020.76/x
  3. Step 3: Cross multiply
    13,411.02x = 20,123.22 × 6,020.76
  4. Step 4: Simplify right side
    13,411.02x = 121,157,078.05
  5. Step 5: Solve for x
    x = 121,157,078.05/13,411.02
  6. Step 6: Final answer
    x = 9,034.14

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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.