Home / 26,402.65-36,438.28-15,073.85

Finding the Fourth Proportional to 26,402.65, 36,438.28 and 15,073.85

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Solution

The fourth proportional to 26,402.65, 36,438.28 and 15,073.85 is: 20,803.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,402.65 : 36,438.28 = 15,073.85 : x
  2. Step 2: Convert to fraction form
    26,402.65/36,438.28 = 15,073.85/x
  3. Step 3: Cross multiply
    26,402.65x = 36,438.28 × 15,073.85
  4. Step 4: Simplify right side
    26,402.65x = 549,265,220.39
  5. Step 5: Solve for x
    x = 549,265,220.39/26,402.65
  6. Step 6: Final answer
    x = 20,803.41

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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.