Home / 25,733.04-35,512.47-15,122.49

Finding the Fourth Proportional to 25,733.04, 35,512.47 and 15,122.49

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Solution

The fourth proportional to 25,733.04, 35,512.47 and 15,122.49 is: 20,869.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,733.04 : 35,512.47 = 15,122.49 : x
  2. Step 2: Convert to fraction form
    25,733.04/35,512.47 = 15,122.49/x
  3. Step 3: Cross multiply
    25,733.04x = 35,512.47 × 15,122.49
  4. Step 4: Simplify right side
    25,733.04x = 537,036,972.45
  5. Step 5: Solve for x
    x = 537,036,972.45/25,733.04
  6. Step 6: Final answer
    x = 20,869.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.