Home / 47,907.74-66,114.70-26,687

Finding the Fourth Proportional to 47,907.74, 66,114.70 and 26,687

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Solution

The fourth proportional to 47,907.74, 66,114.70 and 26,687 is: 36,829.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,907.74 : 66,114.70 = 26,687 : x
  2. Step 2: Convert to fraction form
    47,907.74/66,114.70 = 26,687/x
  3. Step 3: Cross multiply
    47,907.74x = 66,114.70 × 26,687
  4. Step 4: Simplify right side
    47,907.74x = 1,764,402,998.90
  5. Step 5: Solve for x
    x = 1,764,402,998.90/47,907.74
  6. Step 6: Final answer
    x = 36,829.18

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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.