Home / 47,911.04-66,108.48-26,689.76

Finding the Fourth Proportional to 47,911.04, 66,108.48 and 26,689.76

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Solution

The fourth proportional to 47,911.04, 66,108.48 and 26,689.76 is: 36,826.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,911.04 : 66,108.48 = 26,689.76 : x
  2. Step 2: Convert to fraction form
    47,911.04/66,108.48 = 26,689.76/x
  3. Step 3: Cross multiply
    47,911.04x = 66,108.48 × 26,689.76
  4. Step 4: Simplify right side
    47,911.04x = 1,764,419,465.16
  5. Step 5: Solve for x
    x = 1,764,419,465.16/47,911.04
  6. Step 6: Final answer
    x = 36,826.99

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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.