Home / 47,390.77-65,396.31-26,170.49

Finding the Fourth Proportional to 47,390.77, 65,396.31 and 26,170.49

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Solution

The fourth proportional to 47,390.77, 65,396.31 and 26,170.49 is: 36,113.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,390.77 : 65,396.31 = 26,170.49 : x
  2. Step 2: Convert to fraction form
    47,390.77/65,396.31 = 26,170.49/x
  3. Step 3: Cross multiply
    47,390.77x = 65,396.31 × 26,170.49
  4. Step 4: Simplify right side
    47,390.77x = 1,711,453,689.45
  5. Step 5: Solve for x
    x = 1,711,453,689.45/47,390.77
  6. Step 6: Final answer
    x = 36,113.65

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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.