Home / 47,855.59-66,039.60-26,634.40

Finding the Fourth Proportional to 47,855.59, 66,039.60 and 26,634.40

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Solution

The fourth proportional to 47,855.59, 66,039.60 and 26,634.40 is: 36,754.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,855.59 : 66,039.60 = 26,634.40 : x
  2. Step 2: Convert to fraction form
    47,855.59/66,039.60 = 26,634.40/x
  3. Step 3: Cross multiply
    47,855.59x = 66,039.60 × 26,634.40
  4. Step 4: Simplify right side
    47,855.59x = 1,758,925,203.76
  5. Step 5: Solve for x
    x = 1,758,925,203.76/47,855.59
  6. Step 6: Final answer
    x = 36,754.85

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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.