Home / 26,139.84-36,073.13-14,203.28

Finding the Fourth Proportional to 26,139.84, 36,073.13 and 14,203.28

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Solution

The fourth proportional to 26,139.84, 36,073.13 and 14,203.28 is: 19,600.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,139.84 : 36,073.13 = 14,203.28 : x
  2. Step 2: Convert to fraction form
    26,139.84/36,073.13 = 14,203.28/x
  3. Step 3: Cross multiply
    26,139.84x = 36,073.13 × 14,203.28
  4. Step 4: Simplify right side
    26,139.84x = 512,356,765.87
  5. Step 5: Solve for x
    x = 512,356,765.87/26,139.84
  6. Step 6: Final answer
    x = 19,600.61

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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.