Home / 34,528.11-47,647.76-19,421.61

Finding the Fourth Proportional to 34,528.11, 47,647.76 and 19,421.61

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Solution

The fourth proportional to 34,528.11, 47,647.76 and 19,421.61 is: 26,801.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,528.11 : 47,647.76 = 19,421.61 : x
  2. Step 2: Convert to fraction form
    34,528.11/47,647.76 = 19,421.61/x
  3. Step 3: Cross multiply
    34,528.11x = 47,647.76 × 19,421.61
  4. Step 4: Simplify right side
    34,528.11x = 925,396,114.99
  5. Step 5: Solve for x
    x = 925,396,114.99/34,528.11
  6. Step 6: Final answer
    x = 26,801.24

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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.