Home / 28,689.33-39,595.97-23,901.68

Finding the Fourth Proportional to 28,689.33, 39,595.97 and 23,901.68

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Solution

The fourth proportional to 28,689.33, 39,595.97 and 23,901.68 is: 32,988.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,689.33 : 39,595.97 = 23,901.68 : x
  2. Step 2: Convert to fraction form
    28,689.33/39,595.97 = 23,901.68/x
  3. Step 3: Cross multiply
    28,689.33x = 39,595.97 × 23,901.68
  4. Step 4: Simplify right side
    28,689.33x = 946,410,061.99
  5. Step 5: Solve for x
    x = 946,410,061.99/28,689.33
  6. Step 6: Final answer
    x = 32,988.23

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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.