Home / 30,272.25-45,408.57-10,551.18

Finding the Fourth Proportional to 30,272.25, 45,408.57 and 10,551.18

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Solution

The fourth proportional to 30,272.25, 45,408.57 and 10,551.18 is: 15,826.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,272.25 : 45,408.57 = 10,551.18 : x
  2. Step 2: Convert to fraction form
    30,272.25/45,408.57 = 10,551.18/x
  3. Step 3: Cross multiply
    30,272.25x = 45,408.57 × 10,551.18
  4. Step 4: Simplify right side
    30,272.25x = 479,113,995.61
  5. Step 5: Solve for x
    x = 479,113,995.61/30,272.25
  6. Step 6: Final answer
    x = 15,826.84

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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.