Home / 26,369.83-36,384.72-15,618.07

Finding the Fourth Proportional to 26,369.83, 36,384.72 and 15,618.07

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Solution

The fourth proportional to 26,369.83, 36,384.72 and 15,618.07 is: 21,549.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,369.83 : 36,384.72 = 15,618.07 : x
  2. Step 2: Convert to fraction form
    26,369.83/36,384.72 = 15,618.07/x
  3. Step 3: Cross multiply
    26,369.83x = 36,384.72 × 15,618.07
  4. Step 4: Simplify right side
    26,369.83x = 568,259,103.89
  5. Step 5: Solve for x
    x = 568,259,103.89/26,369.83
  6. Step 6: Final answer
    x = 21,549.59

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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.