Home / 15,560.13-23,243.91-13,997.64

Finding the Fourth Proportional to 15,560.13, 23,243.91 and 13,997.64

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Solution

The fourth proportional to 15,560.13, 23,243.91 and 13,997.64 is: 20,909.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,560.13 : 23,243.91 = 13,997.64 : x
  2. Step 2: Convert to fraction form
    15,560.13/23,243.91 = 13,997.64/x
  3. Step 3: Cross multiply
    15,560.13x = 23,243.91 × 13,997.64
  4. Step 4: Simplify right side
    15,560.13x = 325,359,884.37
  5. Step 5: Solve for x
    x = 325,359,884.37/15,560.13
  6. Step 6: Final answer
    x = 20,909.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.