Home / 34,452.61-51,630.78-18,623.53

Finding the Fourth Proportional to 34,452.61, 51,630.78 and 18,623.53

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Solution

The fourth proportional to 34,452.61, 51,630.78 and 18,623.53 is: 27,909.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,452.61 : 51,630.78 = 18,623.53 : x
  2. Step 2: Convert to fraction form
    34,452.61/51,630.78 = 18,623.53/x
  3. Step 3: Cross multiply
    34,452.61x = 51,630.78 × 18,623.53
  4. Step 4: Simplify right side
    34,452.61x = 961,547,380.25
  5. Step 5: Solve for x
    x = 961,547,380.25/34,452.61
  6. Step 6: Final answer
    x = 27,909.28

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1.5x scale

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.