Home / 47,706.58-71,557.59-18,122.11

Finding the Fourth Proportional to 47,706.58, 71,557.59 and 18,122.11

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Solution

The fourth proportional to 47,706.58, 71,557.59 and 18,122.11 is: 27,182.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,706.58 : 71,557.59 = 18,122.11 : x
  2. Step 2: Convert to fraction form
    47,706.58/71,557.59 = 18,122.11/x
  3. Step 3: Cross multiply
    47,706.58x = 71,557.59 × 18,122.11
  4. Step 4: Simplify right side
    47,706.58x = 1,296,774,517.31
  5. Step 5: Solve for x
    x = 1,296,774,517.31/47,706.58
  6. Step 6: Final answer
    x = 27,182.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.