Home / 26,179.90-36,128.34-14,243.23

Finding the Fourth Proportional to 26,179.90, 36,128.34 and 14,243.23

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Solution

The fourth proportional to 26,179.90, 36,128.34 and 14,243.23 is: 19,655.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,179.90 : 36,128.34 = 14,243.23 : x
  2. Step 2: Convert to fraction form
    26,179.90/36,128.34 = 14,243.23/x
  3. Step 3: Cross multiply
    26,179.90x = 36,128.34 × 14,243.23
  4. Step 4: Simplify right side
    26,179.90x = 514,584,256.14
  5. Step 5: Solve for x
    x = 514,584,256.14/26,179.90
  6. Step 6: Final answer
    x = 19,655.70

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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.