Home / 28,889.17-39,869.73-17,556.04

Finding the Fourth Proportional to 28,889.17, 39,869.73 and 17,556.04

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Solution

The fourth proportional to 28,889.17, 39,869.73 and 17,556.04 is: 24,228.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,889.17 : 39,869.73 = 17,556.04 : x
  2. Step 2: Convert to fraction form
    28,889.17/39,869.73 = 17,556.04/x
  3. Step 3: Cross multiply
    28,889.17x = 39,869.73 × 17,556.04
  4. Step 4: Simplify right side
    28,889.17x = 699,954,574.67
  5. Step 5: Solve for x
    x = 699,954,574.67/28,889.17
  6. Step 6: Final answer
    x = 24,228.96

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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.