Home / 17,720.68-24,454.54-10,647.08

Finding the Fourth Proportional to 17,720.68, 24,454.54 and 10,647.08

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Solution

The fourth proportional to 17,720.68, 24,454.54 and 10,647.08 is: 14,692.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,720.68 : 24,454.54 = 10,647.08 : x
  2. Step 2: Convert to fraction form
    17,720.68/24,454.54 = 10,647.08/x
  3. Step 3: Cross multiply
    17,720.68x = 24,454.54 × 10,647.08
  4. Step 4: Simplify right side
    17,720.68x = 260,369,443.74
  5. Step 5: Solve for x
    x = 260,369,443.74/17,720.68
  6. Step 6: Final answer
    x = 14,692.97

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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.