Home / 17,625.40-24,325.56-10,913.20

Finding the Fourth Proportional to 17,625.40, 24,325.56 and 10,913.20

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Solution

The fourth proportional to 17,625.40, 24,325.56 and 10,913.20 is: 15,061.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,625.40 : 24,325.56 = 10,913.20 : x
  2. Step 2: Convert to fraction form
    17,625.40/24,325.56 = 10,913.20/x
  3. Step 3: Cross multiply
    17,625.40x = 24,325.56 × 10,913.20
  4. Step 4: Simplify right side
    17,625.40x = 265,469,701.39
  5. Step 5: Solve for x
    x = 265,469,701.39/17,625.40
  6. Step 6: Final answer
    x = 15,061.77

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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.