Home / 27,339.14-40,938.98-21,800.57

Finding the Fourth Proportional to 27,339.14, 40,938.98 and 21,800.57

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Solution

The fourth proportional to 27,339.14, 40,938.98 and 21,800.57 is: 32,645.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,339.14 : 40,938.98 = 21,800.57 : x
  2. Step 2: Convert to fraction form
    27,339.14/40,938.98 = 21,800.57/x
  3. Step 3: Cross multiply
    27,339.14x = 40,938.98 × 21,800.57
  4. Step 4: Simplify right side
    27,339.14x = 892,492,785.52
  5. Step 5: Solve for x
    x = 892,492,785.52/27,339.14
  6. Step 6: Final answer
    x = 32,645.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.