Home / 13,436.08-20,154.17-4,076.18

Finding the Fourth Proportional to 13,436.08, 20,154.17 and 4,076.18

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Solution

The fourth proportional to 13,436.08, 20,154.17 and 4,076.18 is: 6,114.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,436.08 : 20,154.17 = 4,076.18 : x
  2. Step 2: Convert to fraction form
    13,436.08/20,154.17 = 4,076.18/x
  3. Step 3: Cross multiply
    13,436.08x = 20,154.17 × 4,076.18
  4. Step 4: Simplify right side
    13,436.08x = 82,152,009.67
  5. Step 5: Solve for x
    x = 82,152,009.67/13,436.08
  6. Step 6: Final answer
    x = 6,114.29

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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.