Home / 17,899.65-24,700.14-9,940.59

Finding the Fourth Proportional to 17,899.65, 24,700.14 and 9,940.59

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Solution

The fourth proportional to 17,899.65, 24,700.14 and 9,940.59 is: 13,717.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,899.65 : 24,700.14 = 9,940.59 : x
  2. Step 2: Convert to fraction form
    17,899.65/24,700.14 = 9,940.59/x
  3. Step 3: Cross multiply
    17,899.65x = 24,700.14 × 9,940.59
  4. Step 4: Simplify right side
    17,899.65x = 245,533,964.68
  5. Step 5: Solve for x
    x = 245,533,964.68/17,899.65
  6. Step 6: Final answer
    x = 13,717.25

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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.