Home / 17,948.07-26,971.29-16,929.06

Finding the Fourth Proportional to 17,948.07, 26,971.29 and 16,929.06

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Solution

The fourth proportional to 17,948.07, 26,971.29 and 16,929.06 is: 25,439.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,948.07 : 26,971.29 = 16,929.06 : x
  2. Step 2: Convert to fraction form
    17,948.07/26,971.29 = 16,929.06/x
  3. Step 3: Cross multiply
    17,948.07x = 26,971.29 × 16,929.06
  4. Step 4: Simplify right side
    17,948.07x = 456,598,586.69
  5. Step 5: Solve for x
    x = 456,598,586.69/17,948.07
  6. Step 6: Final answer
    x = 25,439.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.