Home / 25,823.80-38,734.90-7,355.80

Finding the Fourth Proportional to 25,823.80, 38,734.90 and 7,355.80

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Solution

The fourth proportional to 25,823.80, 38,734.90 and 7,355.80 is: 11,033.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,823.80 : 38,734.90 = 7,355.80 : x
  2. Step 2: Convert to fraction form
    25,823.80/38,734.90 = 7,355.80/x
  3. Step 3: Cross multiply
    25,823.80x = 38,734.90 × 7,355.80
  4. Step 4: Simplify right side
    25,823.80x = 284,926,177.42
  5. Step 5: Solve for x
    x = 284,926,177.42/25,823.80
  6. Step 6: Final answer
    x = 11,033.47

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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.