Home / 18,113.22-24,996.80-10,156.19

Finding the Fourth Proportional to 18,113.22, 24,996.80 and 10,156.19

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Solution

The fourth proportional to 18,113.22, 24,996.80 and 10,156.19 is: 14,015.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,113.22 : 24,996.80 = 10,156.19 : x
  2. Step 2: Convert to fraction form
    18,113.22/24,996.80 = 10,156.19/x
  3. Step 3: Cross multiply
    18,113.22x = 24,996.80 × 10,156.19
  4. Step 4: Simplify right side
    18,113.22x = 253,872,150.60
  5. Step 5: Solve for x
    x = 253,872,150.60/18,113.22
  6. Step 6: Final answer
    x = 14,015.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.