Home / 25,860.48-38,793.76-9,222.88

Finding the Fourth Proportional to 25,860.48, 38,793.76 and 9,222.88

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Solution

The fourth proportional to 25,860.48, 38,793.76 and 9,222.88 is: 13,835.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,860.48 : 38,793.76 = 9,222.88 : x
  2. Step 2: Convert to fraction form
    25,860.48/38,793.76 = 9,222.88/x
  3. Step 3: Cross multiply
    25,860.48x = 38,793.76 × 9,222.88
  4. Step 4: Simplify right side
    25,860.48x = 357,790,073.19
  5. Step 5: Solve for x
    x = 357,790,073.19/25,860.48
  6. Step 6: Final answer
    x = 13,835.40

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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.