Home / 17,247.78-23,802.33-9,693.65

Finding the Fourth Proportional to 17,247.78, 23,802.33 and 9,693.65

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Solution

The fourth proportional to 17,247.78, 23,802.33 and 9,693.65 is: 13,377.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,247.78 : 23,802.33 = 9,693.65 : x
  2. Step 2: Convert to fraction form
    17,247.78/23,802.33 = 9,693.65/x
  3. Step 3: Cross multiply
    17,247.78x = 23,802.33 × 9,693.65
  4. Step 4: Simplify right side
    17,247.78x = 230,731,337.19
  5. Step 5: Solve for x
    x = 230,731,337.19/17,247.78
  6. Step 6: Final answer
    x = 13,377.45

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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.