Home / 26,859.70-40,289.55-17,010.10

Finding the Fourth Proportional to 26,859.70, 40,289.55 and 17,010.10

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Solution

The fourth proportional to 26,859.70, 40,289.55 and 17,010.10 is: 25,515.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,859.70 : 40,289.55 = 17,010.10 : x
  2. Step 2: Convert to fraction form
    26,859.70/40,289.55 = 17,010.10/x
  3. Step 3: Cross multiply
    26,859.70x = 40,289.55 × 17,010.10
  4. Step 4: Simplify right side
    26,859.70x = 685,329,274.46
  5. Step 5: Solve for x
    x = 685,329,274.46/26,859.70
  6. Step 6: Final answer
    x = 25,515.15

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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.