Home / 26,930.59-40,402.29-13,570.76

Finding the Fourth Proportional to 26,930.59, 40,402.29 and 13,570.76

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Solution

The fourth proportional to 26,930.59, 40,402.29 and 13,570.76 is: 20,359.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,930.59 : 40,402.29 = 13,570.76 : x
  2. Step 2: Convert to fraction form
    26,930.59/40,402.29 = 13,570.76/x
  3. Step 3: Cross multiply
    26,930.59x = 40,402.29 × 13,570.76
  4. Step 4: Simplify right side
    26,930.59x = 548,289,579.03
  5. Step 5: Solve for x
    x = 548,289,579.03/26,930.59
  6. Step 6: Final answer
    x = 20,359.36

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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.