Home / 25,482.18-38,208.31-7,707.49

Finding the Fourth Proportional to 25,482.18, 38,208.31 and 7,707.49

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Solution

The fourth proportional to 25,482.18, 38,208.31 and 7,707.49 is: 11,556.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,482.18 : 38,208.31 = 7,707.49 : x
  2. Step 2: Convert to fraction form
    25,482.18/38,208.31 = 7,707.49/x
  3. Step 3: Cross multiply
    25,482.18x = 38,208.31 × 7,707.49
  4. Step 4: Simplify right side
    25,482.18x = 294,490,052.45
  5. Step 5: Solve for x
    x = 294,490,052.45/25,482.18
  6. Step 6: Final answer
    x = 11,556.71

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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.