Home / 47,862.40-71,770.02-17,875.42

Finding the Fourth Proportional to 47,862.40, 71,770.02 and 17,875.42

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Solution

The fourth proportional to 47,862.40, 71,770.02 and 17,875.42 is: 26,804.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,862.40 : 71,770.02 = 17,875.42 : x
  2. Step 2: Convert to fraction form
    47,862.40/71,770.02 = 17,875.42/x
  3. Step 3: Cross multiply
    47,862.40x = 71,770.02 × 17,875.42
  4. Step 4: Simplify right side
    47,862.40x = 1,282,919,250.91
  5. Step 5: Solve for x
    x = 1,282,919,250.91/47,862.40
  6. Step 6: Final answer
    x = 26,804.32

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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.