Home / 16,118.54-22,244.03-9,045.40

Finding the Fourth Proportional to 16,118.54, 22,244.03 and 9,045.40

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Solution

The fourth proportional to 16,118.54, 22,244.03 and 9,045.40 is: 12,482.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,118.54 : 22,244.03 = 9,045.40 : x
  2. Step 2: Convert to fraction form
    16,118.54/22,244.03 = 9,045.40/x
  3. Step 3: Cross multiply
    16,118.54x = 22,244.03 × 9,045.40
  4. Step 4: Simplify right side
    16,118.54x = 201,206,082.05
  5. Step 5: Solve for x
    x = 201,206,082.05/16,118.54
  6. Step 6: Final answer
    x = 12,482.90

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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.