Home / 17,927.78-26,888.06-17,038.62

Finding the Fourth Proportional to 17,927.78, 26,888.06 and 17,038.62

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Solution

The fourth proportional to 17,927.78, 26,888.06 and 17,038.62 is: 25,554.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,927.78 : 26,888.06 = 17,038.62 : x
  2. Step 2: Convert to fraction form
    17,927.78/26,888.06 = 17,038.62/x
  3. Step 3: Cross multiply
    17,927.78x = 26,888.06 × 17,038.62
  4. Step 4: Simplify right side
    17,927.78x = 458,135,479.47
  5. Step 5: Solve for x
    x = 458,135,479.47/17,927.78
  6. Step 6: Final answer
    x = 25,554.51

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1.5x scale

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.