Home / 47,840.88-71,766.21-18,283.59

Finding the Fourth Proportional to 47,840.88, 71,766.21 and 18,283.59

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Solution

The fourth proportional to 47,840.88, 71,766.21 and 18,283.59 is: 27,427.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,840.88 : 71,766.21 = 18,283.59 : x
  2. Step 2: Convert to fraction form
    47,840.88/71,766.21 = 18,283.59/x
  3. Step 3: Cross multiply
    47,840.88x = 71,766.21 × 18,283.59
  4. Step 4: Simplify right side
    47,840.88x = 1,312,143,959.49
  5. Step 5: Solve for x
    x = 1,312,143,959.49/47,840.88
  6. Step 6: Final answer
    x = 27,427.25

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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.