Home / 16,715.40-25,073.10-12,352.20

Finding the Fourth Proportional to 16,715.40, 25,073.10 and 12,352.20

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Solution

The fourth proportional to 16,715.40, 25,073.10 and 12,352.20 is: 18,528.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,715.40 : 25,073.10 = 12,352.20 : x
  2. Step 2: Convert to fraction form
    16,715.40/25,073.10 = 12,352.20/x
  3. Step 3: Cross multiply
    16,715.40x = 25,073.10 × 12,352.20
  4. Step 4: Simplify right side
    16,715.40x = 309,707,945.82
  5. Step 5: Solve for x
    x = 309,707,945.82/16,715.40
  6. Step 6: Final answer
    x = 18,528.30

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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.