Home / 47,985.22-66,219.72-26,765.86

Finding the Fourth Proportional to 47,985.22, 66,219.72 and 26,765.86

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Solution

The fourth proportional to 47,985.22, 66,219.72 and 26,765.86 is: 36,936.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,985.22 : 66,219.72 = 26,765.86 : x
  2. Step 2: Convert to fraction form
    47,985.22/66,219.72 = 26,765.86/x
  3. Step 3: Cross multiply
    47,985.22x = 66,219.72 × 26,765.86
  4. Step 4: Simplify right side
    47,985.22x = 1,772,427,754.76
  5. Step 5: Solve for x
    x = 1,772,427,754.76/47,985.22
  6. Step 6: Final answer
    x = 36,936.95

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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.