Home / 34,701.48-47,886.22-20,359.31

Finding the Fourth Proportional to 34,701.48, 47,886.22 and 20,359.31

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Solution

The fourth proportional to 34,701.48, 47,886.22 and 20,359.31 is: 28,094.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,701.48 : 47,886.22 = 20,359.31 : x
  2. Step 2: Convert to fraction form
    34,701.48/47,886.22 = 20,359.31/x
  3. Step 3: Cross multiply
    34,701.48x = 47,886.22 × 20,359.31
  4. Step 4: Simplify right side
    34,701.48x = 974,930,466.53
  5. Step 5: Solve for x
    x = 974,930,466.53/34,701.48
  6. Step 6: Final answer
    x = 28,094.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.