Home / 17,387.79-23,995.29-10,217.98

Finding the Fourth Proportional to 17,387.79, 23,995.29 and 10,217.98

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Solution

The fourth proportional to 17,387.79, 23,995.29 and 10,217.98 is: 14,100.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,387.79 : 23,995.29 = 10,217.98 : x
  2. Step 2: Convert to fraction form
    17,387.79/23,995.29 = 10,217.98/x
  3. Step 3: Cross multiply
    17,387.79x = 23,995.29 × 10,217.98
  4. Step 4: Simplify right side
    17,387.79x = 245,183,393.31
  5. Step 5: Solve for x
    x = 245,183,393.31/17,387.79
  6. Step 6: Final answer
    x = 14,100.89

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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.