Home / 15,932.42-23,902.21-5,259.51

Finding the Fourth Proportional to 15,932.42, 23,902.21 and 5,259.51

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Solution

The fourth proportional to 15,932.42, 23,902.21 and 5,259.51 is: 7,890.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,932.42 : 23,902.21 = 5,259.51 : x
  2. Step 2: Convert to fraction form
    15,932.42/23,902.21 = 5,259.51/x
  3. Step 3: Cross multiply
    15,932.42x = 23,902.21 × 5,259.51
  4. Step 4: Simplify right side
    15,932.42x = 125,713,912.52
  5. Step 5: Solve for x
    x = 125,713,912.52/15,932.42
  6. Step 6: Final answer
    x = 7,890.45

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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.