Home / 15,939.04-23,909.28-5,558.08

Finding the Fourth Proportional to 15,939.04, 23,909.28 and 5,558.08

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Solution

The fourth proportional to 15,939.04, 23,909.28 and 5,558.08 is: 8,337.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,939.04 : 23,909.28 = 5,558.08 : x
  2. Step 2: Convert to fraction form
    15,939.04/23,909.28 = 5,558.08/x
  3. Step 3: Cross multiply
    15,939.04x = 23,909.28 × 5,558.08
  4. Step 4: Simplify right side
    15,939.04x = 132,889,690.98
  5. Step 5: Solve for x
    x = 132,889,690.98/15,939.04
  6. Step 6: Final answer
    x = 8,337.37

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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.