Home / 26,179.61-36,128.30-14,243.13

Finding the Fourth Proportional to 26,179.61, 36,128.30 and 14,243.13

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Solution

The fourth proportional to 26,179.61, 36,128.30 and 14,243.13 is: 19,655.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,179.61 : 36,128.30 = 14,243.13 : x
  2. Step 2: Convert to fraction form
    26,179.61/36,128.30 = 14,243.13/x
  3. Step 3: Cross multiply
    26,179.61x = 36,128.30 × 14,243.13
  4. Step 4: Simplify right side
    26,179.61x = 514,580,002.36
  5. Step 5: Solve for x
    x = 514,580,002.36/26,179.61
  6. Step 6: Final answer
    x = 19,655.76

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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.