Home / 28,993.28-39,988.56-24,967.08

Finding the Fourth Proportional to 28,993.28, 39,988.56 and 24,967.08

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Solution

The fourth proportional to 28,993.28, 39,988.56 and 24,967.08 is: 34,435.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,993.28 : 39,988.56 = 24,967.08 : x
  2. Step 2: Convert to fraction form
    28,993.28/39,988.56 = 24,967.08/x
  3. Step 3: Cross multiply
    28,993.28x = 39,988.56 × 24,967.08
  4. Step 4: Simplify right side
    28,993.28x = 998,397,576.60
  5. Step 5: Solve for x
    x = 998,397,576.60/28,993.28
  6. Step 6: Final answer
    x = 34,435.48

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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.