Home / 15,689.10-23,526.73-7,371.48

Finding the Fourth Proportional to 15,689.10, 23,526.73 and 7,371.48

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Solution

The fourth proportional to 15,689.10, 23,526.73 and 7,371.48 is: 11,053.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,689.10 : 23,526.73 = 7,371.48 : x
  2. Step 2: Convert to fraction form
    15,689.10/23,526.73 = 7,371.48/x
  3. Step 3: Cross multiply
    15,689.10x = 23,526.73 × 7,371.48
  4. Step 4: Simplify right side
    15,689.10x = 173,426,819.66
  5. Step 5: Solve for x
    x = 173,426,819.66/15,689.10
  6. Step 6: Final answer
    x = 11,053.97

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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.