Home / 26,812.16-40,218.36-7,090.52

Finding the Fourth Proportional to 26,812.16, 40,218.36 and 7,090.52

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Solution

The fourth proportional to 26,812.16, 40,218.36 and 7,090.52 is: 10,635.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,812.16 : 40,218.36 = 7,090.52 : x
  2. Step 2: Convert to fraction form
    26,812.16/40,218.36 = 7,090.52/x
  3. Step 3: Cross multiply
    26,812.16x = 40,218.36 × 7,090.52
  4. Step 4: Simplify right side
    26,812.16x = 285,169,085.95
  5. Step 5: Solve for x
    x = 285,169,085.95/26,812.16
  6. Step 6: Final answer
    x = 10,635.81

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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.