Home / 26,830.49-40,245.71-7,110.59

Finding the Fourth Proportional to 26,830.49, 40,245.71 and 7,110.59

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Solution

The fourth proportional to 26,830.49, 40,245.71 and 7,110.59 is: 10,665.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,830.49 : 40,245.71 = 7,110.59 : x
  2. Step 2: Convert to fraction form
    26,830.49/40,245.71 = 7,110.59/x
  3. Step 3: Cross multiply
    26,830.49x = 40,245.71 × 7,110.59
  4. Step 4: Simplify right side
    26,830.49x = 286,170,506.29
  5. Step 5: Solve for x
    x = 286,170,506.29/26,830.49
  6. Step 6: Final answer
    x = 10,665.87

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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.