Home / 16,325.57-22,542.01-12,542.74

Finding the Fourth Proportional to 16,325.57, 22,542.01 and 12,542.74

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Solution

The fourth proportional to 16,325.57, 22,542.01 and 12,542.74 is: 17,318.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,325.57 : 22,542.01 = 12,542.74 : x
  2. Step 2: Convert to fraction form
    16,325.57/22,542.01 = 12,542.74/x
  3. Step 3: Cross multiply
    16,325.57x = 22,542.01 × 12,542.74
  4. Step 4: Simplify right side
    16,325.57x = 282,738,482.80
  5. Step 5: Solve for x
    x = 282,738,482.80/16,325.57
  6. Step 6: Final answer
    x = 17,318.75

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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.