Home / 26,347.18-36,362.52-15,020.80

Finding the Fourth Proportional to 26,347.18, 36,362.52 and 15,020.80

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Solution

The fourth proportional to 26,347.18, 36,362.52 and 15,020.80 is: 20,730.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,347.18 : 36,362.52 = 15,020.80 : x
  2. Step 2: Convert to fraction form
    26,347.18/36,362.52 = 15,020.80/x
  3. Step 3: Cross multiply
    26,347.18x = 36,362.52 × 15,020.80
  4. Step 4: Simplify right side
    26,347.18x = 546,194,140.42
  5. Step 5: Solve for x
    x = 546,194,140.42/26,347.18
  6. Step 6: Final answer
    x = 20,730.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.