Home / 15,475.06-23,212.54-5,614.30

Finding the Fourth Proportional to 15,475.06, 23,212.54 and 5,614.30

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Solution

The fourth proportional to 15,475.06, 23,212.54 and 5,614.30 is: 8,421.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,475.06 : 23,212.54 = 5,614.30 : x
  2. Step 2: Convert to fraction form
    15,475.06/23,212.54 = 5,614.30/x
  3. Step 3: Cross multiply
    15,475.06x = 23,212.54 × 5,614.30
  4. Step 4: Simplify right side
    15,475.06x = 130,322,163.32
  5. Step 5: Solve for x
    x = 130,322,163.32/15,475.06
  6. Step 6: Final answer
    x = 8,421.43

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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.