Home / 26,820.48-40,226.19-7,100.22

Finding the Fourth Proportional to 26,820.48, 40,226.19 and 7,100.22

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Solution

The fourth proportional to 26,820.48, 40,226.19 and 7,100.22 is: 10,649.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,820.48 : 40,226.19 = 7,100.22 : x
  2. Step 2: Convert to fraction form
    26,820.48/40,226.19 = 7,100.22/x
  3. Step 3: Cross multiply
    26,820.48x = 40,226.19 × 7,100.22
  4. Step 4: Simplify right side
    26,820.48x = 285,614,798.76
  5. Step 5: Solve for x
    x = 285,614,798.76/26,820.48
  6. Step 6: Final answer
    x = 10,649.13

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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.