Home / 34,335.61-51,526.50-12,148.90

Finding the Fourth Proportional to 34,335.61, 51,526.50 and 12,148.90

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Solution

The fourth proportional to 34,335.61, 51,526.50 and 12,148.90 is: 18,231.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,335.61 : 51,526.50 = 12,148.90 : x
  2. Step 2: Convert to fraction form
    34,335.61/51,526.50 = 12,148.90/x
  3. Step 3: Cross multiply
    34,335.61x = 51,526.50 × 12,148.90
  4. Step 4: Simplify right side
    34,335.61x = 625,990,295.85
  5. Step 5: Solve for x
    x = 625,990,295.85/34,335.61
  6. Step 6: Final answer
    x = 18,231.52

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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.