Home / 25,745.95-38,613.51-7,273.63

Finding the Fourth Proportional to 25,745.95, 38,613.51 and 7,273.63

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Solution

The fourth proportional to 25,745.95, 38,613.51 and 7,273.63 is: 10,908.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,745.95 : 38,613.51 = 7,273.63 : x
  2. Step 2: Convert to fraction form
    25,745.95/38,613.51 = 7,273.63/x
  3. Step 3: Cross multiply
    25,745.95x = 38,613.51 × 7,273.63
  4. Step 4: Simplify right side
    25,745.95x = 280,860,384.74
  5. Step 5: Solve for x
    x = 280,860,384.74/25,745.95
  6. Step 6: Final answer
    x = 10,908.92

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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.