Home / 26,398.56-36,427.19-15,066.98

Finding the Fourth Proportional to 26,398.56, 36,427.19 and 15,066.98

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Solution

The fourth proportional to 26,398.56, 36,427.19 and 15,066.98 is: 20,790.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,398.56 : 36,427.19 = 15,066.98 : x
  2. Step 2: Convert to fraction form
    26,398.56/36,427.19 = 15,066.98/x
  3. Step 3: Cross multiply
    26,398.56x = 36,427.19 × 15,066.98
  4. Step 4: Simplify right side
    26,398.56x = 548,847,598.72
  5. Step 5: Solve for x
    x = 548,847,598.72/26,398.56
  6. Step 6: Final answer
    x = 20,790.82

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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.