Home / 47,905.31-66,111.36-26,684.58

Finding the Fourth Proportional to 47,905.31, 66,111.36 and 26,684.58

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Solution

The fourth proportional to 47,905.31, 66,111.36 and 26,684.58 is: 36,825.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,905.31 : 66,111.36 = 26,684.58 : x
  2. Step 2: Convert to fraction form
    47,905.31/66,111.36 = 26,684.58/x
  3. Step 3: Cross multiply
    47,905.31x = 66,111.36 × 26,684.58
  4. Step 4: Simplify right side
    47,905.31x = 1,764,153,874.83
  5. Step 5: Solve for x
    x = 1,764,153,874.83/47,905.31
  6. Step 6: Final answer
    x = 36,825.85

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1.5x scale

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.