Home / 19,129.38-26,401.02-10,745.88

Finding the Fourth Proportional to 19,129.38, 26,401.02 and 10,745.88

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Solution

The fourth proportional to 19,129.38, 26,401.02 and 10,745.88 is: 14,830.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,129.38 : 26,401.02 = 10,745.88 : x
  2. Step 2: Convert to fraction form
    19,129.38/26,401.02 = 10,745.88/x
  3. Step 3: Cross multiply
    19,129.38x = 26,401.02 × 10,745.88
  4. Step 4: Simplify right side
    19,129.38x = 283,702,192.80
  5. Step 5: Solve for x
    x = 283,702,192.80/19,129.38
  6. Step 6: Final answer
    x = 14,830.71

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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.