Home / 17,844.55-24,602.13-15,353.43

Finding the Fourth Proportional to 17,844.55, 24,602.13 and 15,353.43

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Solution

The fourth proportional to 17,844.55, 24,602.13 and 15,353.43 is: 21,167.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,844.55 : 24,602.13 = 15,353.43 : x
  2. Step 2: Convert to fraction form
    17,844.55/24,602.13 = 15,353.43/x
  3. Step 3: Cross multiply
    17,844.55x = 24,602.13 × 15,353.43
  4. Step 4: Simplify right side
    17,844.55x = 377,727,080.81
  5. Step 5: Solve for x
    x = 377,727,080.81/17,844.55
  6. Step 6: Final answer
    x = 21,167.64

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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.