Home / 17,275.88-23,840.81-9,722.34

Finding the Fourth Proportional to 17,275.88, 23,840.81 and 9,722.34

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Solution

The fourth proportional to 17,275.88, 23,840.81 and 9,722.34 is: 13,416.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,275.88 : 23,840.81 = 9,722.34 : x
  2. Step 2: Convert to fraction form
    17,275.88/23,840.81 = 9,722.34/x
  3. Step 3: Cross multiply
    17,275.88x = 23,840.81 × 9,722.34
  4. Step 4: Simplify right side
    17,275.88x = 231,788,412.08
  5. Step 5: Solve for x
    x = 231,788,412.08/17,275.88
  6. Step 6: Final answer
    x = 13,416.88

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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.