Home / 26,018.75-35,902.02-15,259.55

Finding the Fourth Proportional to 26,018.75, 35,902.02 and 15,259.55

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Solution

The fourth proportional to 26,018.75, 35,902.02 and 15,259.55 is: 21,055.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,018.75 : 35,902.02 = 15,259.55 : x
  2. Step 2: Convert to fraction form
    26,018.75/35,902.02 = 15,259.55/x
  3. Step 3: Cross multiply
    26,018.75x = 35,902.02 × 15,259.55
  4. Step 4: Simplify right side
    26,018.75x = 547,848,489.78
  5. Step 5: Solve for x
    x = 547,848,489.78/26,018.75
  6. Step 6: Final answer
    x = 21,055.92

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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.