Home / 47,386.94-71,123.40-25,218.98

Finding the Fourth Proportional to 47,386.94, 71,123.40 and 25,218.98

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Solution

The fourth proportional to 47,386.94, 71,123.40 and 25,218.98 is: 37,851.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,386.94 : 71,123.40 = 25,218.98 : x
  2. Step 2: Convert to fraction form
    47,386.94/71,123.40 = 25,218.98/x
  3. Step 3: Cross multiply
    47,386.94x = 71,123.40 × 25,218.98
  4. Step 4: Simplify right side
    47,386.94x = 1,793,659,602.13
  5. Step 5: Solve for x
    x = 1,793,659,602.13/47,386.94
  6. Step 6: Final answer
    x = 37,851.35

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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.