Home / 26,416.08-36,453.22-15,805.08

Finding the Fourth Proportional to 26,416.08, 36,453.22 and 15,805.08

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Solution

The fourth proportional to 26,416.08, 36,453.22 and 15,805.08 is: 21,810.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,416.08 : 36,453.22 = 15,805.08 : x
  2. Step 2: Convert to fraction form
    26,416.08/36,453.22 = 15,805.08/x
  3. Step 3: Cross multiply
    26,416.08x = 36,453.22 × 15,805.08
  4. Step 4: Simplify right side
    26,416.08x = 576,146,058.36
  5. Step 5: Solve for x
    x = 576,146,058.36/26,416.08
  6. Step 6: Final answer
    x = 21,810.43

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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.