Home / 39,938.20-55,097.25-26,308.63

Finding the Fourth Proportional to 39,938.20, 55,097.25 and 26,308.63

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Solution

The fourth proportional to 39,938.20, 55,097.25 and 26,308.63 is: 36,294.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,938.20 : 55,097.25 = 26,308.63 : x
  2. Step 2: Convert to fraction form
    39,938.20/55,097.25 = 26,308.63/x
  3. Step 3: Cross multiply
    39,938.20x = 55,097.25 × 26,308.63
  4. Step 4: Simplify right side
    39,938.20x = 1,449,533,134.48
  5. Step 5: Solve for x
    x = 1,449,533,134.48/39,938.20
  6. Step 6: Final answer
    x = 36,294.41

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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.