Home / 34,335.11-51,525.75-12,148.40

Finding the Fourth Proportional to 34,335.11, 51,525.75 and 12,148.40

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Solution

The fourth proportional to 34,335.11, 51,525.75 and 12,148.40 is: 18,230.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,335.11 : 51,525.75 = 12,148.40 : x
  2. Step 2: Convert to fraction form
    34,335.11/51,525.75 = 12,148.40/x
  3. Step 3: Cross multiply
    34,335.11x = 51,525.75 × 12,148.40
  4. Step 4: Simplify right side
    34,335.11x = 625,955,421.30
  5. Step 5: Solve for x
    x = 625,955,421.30/34,335.11
  6. Step 6: Final answer
    x = 18,230.77

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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.