Home / 26,555.88-36,647.28-14,618.91

Finding the Fourth Proportional to 26,555.88, 36,647.28 and 14,618.91

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Solution

The fourth proportional to 26,555.88, 36,647.28 and 14,618.91 is: 20,174.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,555.88 : 36,647.28 = 14,618.91 : x
  2. Step 2: Convert to fraction form
    26,555.88/36,647.28 = 14,618.91/x
  3. Step 3: Cross multiply
    26,555.88x = 36,647.28 × 14,618.91
  4. Step 4: Simplify right side
    26,555.88x = 535,743,288.06
  5. Step 5: Solve for x
    x = 535,743,288.06/26,555.88
  6. Step 6: Final answer
    x = 20,174.19

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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.