Home / 25,482.90-38,222.99-7,950.72

Finding the Fourth Proportional to 25,482.90, 38,222.99 and 7,950.72

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Solution

The fourth proportional to 25,482.90, 38,222.99 and 7,950.72 is: 11,925.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,482.90 : 38,222.99 = 7,950.72 : x
  2. Step 2: Convert to fraction form
    25,482.90/38,222.99 = 7,950.72/x
  3. Step 3: Cross multiply
    25,482.90x = 38,222.99 × 7,950.72
  4. Step 4: Simplify right side
    25,482.90x = 303,900,251.30
  5. Step 5: Solve for x
    x = 303,900,251.30/25,482.90
  6. Step 6: Final answer
    x = 11,925.65

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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.