Home / 26,160.78-36,101.10-14,223.84

Finding the Fourth Proportional to 26,160.78, 36,101.10 and 14,223.84

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Solution

The fourth proportional to 26,160.78, 36,101.10 and 14,223.84 is: 19,628.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,160.78 : 36,101.10 = 14,223.84 : x
  2. Step 2: Convert to fraction form
    26,160.78/36,101.10 = 14,223.84/x
  3. Step 3: Cross multiply
    26,160.78x = 36,101.10 × 14,223.84
  4. Step 4: Simplify right side
    26,160.78x = 513,496,270.22
  5. Step 5: Solve for x
    x = 513,496,270.22/26,160.78
  6. Step 6: Final answer
    x = 19,628.48

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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.