Home / 26,297.05-36,292.55-15,686.68

Finding the Fourth Proportional to 26,297.05, 36,292.55 and 15,686.68

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Solution

The fourth proportional to 26,297.05, 36,292.55 and 15,686.68 is: 21,649.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,297.05 : 36,292.55 = 15,686.68 : x
  2. Step 2: Convert to fraction form
    26,297.05/36,292.55 = 15,686.68/x
  3. Step 3: Cross multiply
    26,297.05x = 36,292.55 × 15,686.68
  4. Step 4: Simplify right side
    26,297.05x = 569,309,605.36
  5. Step 5: Solve for x
    x = 569,309,605.36/26,297.05
  6. Step 6: Final answer
    x = 21,649.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.