Home / 24,394.26-33,688-20,836.74

Finding the Fourth Proportional to 24,394.26, 33,688 and 20,836.74

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Solution

The fourth proportional to 24,394.26, 33,688 and 20,836.74 is: 28,775.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,394.26 : 33,688 = 20,836.74 : x
  2. Step 2: Convert to fraction form
    24,394.26/33,688 = 20,836.74/x
  3. Step 3: Cross multiply
    24,394.26x = 33,688 × 20,836.74
  4. Step 4: Simplify right side
    24,394.26x = 701,948,097.12
  5. Step 5: Solve for x
    x = 701,948,097.12/24,394.26
  6. Step 6: Final answer
    x = 28,775.13

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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.