Home / 15,985.45-23,959.03-11,298.43

Finding the Fourth Proportional to 15,985.45, 23,959.03 and 11,298.43

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Solution

The fourth proportional to 15,985.45, 23,959.03 and 11,298.43 is: 16,934.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,985.45 : 23,959.03 = 11,298.43 : x
  2. Step 2: Convert to fraction form
    15,985.45/23,959.03 = 11,298.43/x
  3. Step 3: Cross multiply
    15,985.45x = 23,959.03 × 11,298.43
  4. Step 4: Simplify right side
    15,985.45x = 270,699,423.32
  5. Step 5: Solve for x
    x = 270,699,423.32/15,985.45
  6. Step 6: Final answer
    x = 16,934.11

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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.