Home / 37,443.39-51,671.76-20,447.52

Finding the Fourth Proportional to 37,443.39, 51,671.76 and 20,447.52

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Solution

The fourth proportional to 37,443.39, 51,671.76 and 20,447.52 is: 28,217.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,443.39 : 51,671.76 = 20,447.52 : x
  2. Step 2: Convert to fraction form
    37,443.39/51,671.76 = 20,447.52/x
  3. Step 3: Cross multiply
    37,443.39x = 51,671.76 × 20,447.52
  4. Step 4: Simplify right side
    37,443.39x = 1,056,559,346.04
  5. Step 5: Solve for x
    x = 1,056,559,346.04/37,443.39
  6. Step 6: Final answer
    x = 28,217.51

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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.