Home / 25,744.95-38,612.02-7,272.63

Finding the Fourth Proportional to 25,744.95, 38,612.02 and 7,272.63

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Solution

The fourth proportional to 25,744.95, 38,612.02 and 7,272.63 is: 10,907.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,744.95 : 38,612.02 = 7,272.63 : x
  2. Step 2: Convert to fraction form
    25,744.95/38,612.02 = 7,272.63/x
  3. Step 3: Cross multiply
    25,744.95x = 38,612.02 × 7,272.63
  4. Step 4: Simplify right side
    25,744.95x = 280,810,705.59
  5. Step 5: Solve for x
    x = 280,810,705.59/25,744.95
  6. Step 6: Final answer
    x = 10,907.41

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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.