Home / 26,597.09-39,920.24-13,458.69

Finding the Fourth Proportional to 26,597.09, 39,920.24 and 13,458.69

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Solution

The fourth proportional to 26,597.09, 39,920.24 and 13,458.69 is: 20,200.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,597.09 : 39,920.24 = 13,458.69 : x
  2. Step 2: Convert to fraction form
    26,597.09/39,920.24 = 13,458.69/x
  3. Step 3: Cross multiply
    26,597.09x = 39,920.24 × 13,458.69
  4. Step 4: Simplify right side
    26,597.09x = 537,274,168.53
  5. Step 5: Solve for x
    x = 537,274,168.53/26,597.09
  6. Step 6: Final answer
    x = 20,200.49

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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.