Home / 26,261.70-36,252.81-15,655.02

Finding the Fourth Proportional to 26,261.70, 36,252.81 and 15,655.02

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Solution

The fourth proportional to 26,261.70, 36,252.81 and 15,655.02 is: 21,610.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,261.70 : 36,252.81 = 15,655.02 : x
  2. Step 2: Convert to fraction form
    26,261.70/36,252.81 = 15,655.02/x
  3. Step 3: Cross multiply
    26,261.70x = 36,252.81 × 15,655.02
  4. Step 4: Simplify right side
    26,261.70x = 567,538,465.61
  5. Step 5: Solve for x
    x = 567,538,465.61/26,261.70
  6. Step 6: Final answer
    x = 21,610.88

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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.