Home / 28,599.73-39,454.28-17,995.21

Finding the Fourth Proportional to 28,599.73, 39,454.28 and 17,995.21

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Solution

The fourth proportional to 28,599.73, 39,454.28 and 17,995.21 is: 24,824.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,599.73 : 39,454.28 = 17,995.21 : x
  2. Step 2: Convert to fraction form
    28,599.73/39,454.28 = 17,995.21/x
  3. Step 3: Cross multiply
    28,599.73x = 39,454.28 × 17,995.21
  4. Step 4: Simplify right side
    28,599.73x = 709,987,964.02
  5. Step 5: Solve for x
    x = 709,987,964.02/28,599.73
  6. Step 6: Final answer
    x = 24,824.99

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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.