Home / 17,335.80-23,916.96-11,370.78

Finding the Fourth Proportional to 17,335.80, 23,916.96 and 11,370.78

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Solution

The fourth proportional to 17,335.80, 23,916.96 and 11,370.78 is: 15,687.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,335.80 : 23,916.96 = 11,370.78 : x
  2. Step 2: Convert to fraction form
    17,335.80/23,916.96 = 11,370.78/x
  3. Step 3: Cross multiply
    17,335.80x = 23,916.96 × 11,370.78
  4. Step 4: Simplify right side
    17,335.80x = 271,954,490.43
  5. Step 5: Solve for x
    x = 271,954,490.43/17,335.80
  6. Step 6: Final answer
    x = 15,687.45

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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.