Home / 47,383.71-71,014.08-19,271.04

Finding the Fourth Proportional to 47,383.71, 71,014.08 and 19,271.04

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Solution

The fourth proportional to 47,383.71, 71,014.08 and 19,271.04 is: 28,881.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,383.71 : 71,014.08 = 19,271.04 : x
  2. Step 2: Convert to fraction form
    47,383.71/71,014.08 = 19,271.04/x
  3. Step 3: Cross multiply
    47,383.71x = 71,014.08 × 19,271.04
  4. Step 4: Simplify right side
    47,383.71x = 1,368,515,176.24
  5. Step 5: Solve for x
    x = 1,368,515,176.24/47,383.71
  6. Step 6: Final answer
    x = 28,881.55

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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.