Home / 26,283.88-36,266.34-15,103.72

Finding the Fourth Proportional to 26,283.88, 36,266.34 and 15,103.72

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Solution

The fourth proportional to 26,283.88, 36,266.34 and 15,103.72 is: 20,840.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,283.88 : 36,266.34 = 15,103.72 : x
  2. Step 2: Convert to fraction form
    26,283.88/36,266.34 = 15,103.72/x
  3. Step 3: Cross multiply
    26,283.88x = 36,266.34 × 15,103.72
  4. Step 4: Simplify right side
    26,283.88x = 547,756,644.78
  5. Step 5: Solve for x
    x = 547,756,644.78/26,283.88
  6. Step 6: Final answer
    x = 20,840.02

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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.