Home / 47,857.32-66,043.10-26,636.13

Finding the Fourth Proportional to 47,857.32, 66,043.10 and 26,636.13

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Solution

The fourth proportional to 47,857.32, 66,043.10 and 26,636.13 is: 36,757.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,857.32 : 66,043.10 = 26,636.13 : x
  2. Step 2: Convert to fraction form
    47,857.32/66,043.10 = 26,636.13/x
  3. Step 3: Cross multiply
    47,857.32x = 66,043.10 × 26,636.13
  4. Step 4: Simplify right side
    47,857.32x = 1,759,132,464.02
  5. Step 5: Solve for x
    x = 1,759,132,464.02/47,857.32
  6. Step 6: Final answer
    x = 36,757.86

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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.