Home / 17,899.10-24,700.60-9,941.30

Finding the Fourth Proportional to 17,899.10, 24,700.60 and 9,941.30

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Solution

The fourth proportional to 17,899.10, 24,700.60 and 9,941.30 is: 13,718.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,899.10 : 24,700.60 = 9,941.30 : x
  2. Step 2: Convert to fraction form
    17,899.10/24,700.60 = 9,941.30/x
  3. Step 3: Cross multiply
    17,899.10x = 24,700.60 × 9,941.30
  4. Step 4: Simplify right side
    17,899.10x = 245,556,074.78
  5. Step 5: Solve for x
    x = 245,556,074.78/17,899.10
  6. Step 6: Final answer
    x = 13,718.91

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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.