Home / 26,505.36-36,578.88-15,327.36

Finding the Fourth Proportional to 26,505.36, 36,578.88 and 15,327.36

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Solution

The fourth proportional to 26,505.36, 36,578.88 and 15,327.36 is: 21,152.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,505.36 : 36,578.88 = 15,327.36 : x
  2. Step 2: Convert to fraction form
    26,505.36/36,578.88 = 15,327.36/x
  3. Step 3: Cross multiply
    26,505.36x = 36,578.88 × 15,327.36
  4. Step 4: Simplify right side
    26,505.36x = 560,657,662.16
  5. Step 5: Solve for x
    x = 560,657,662.16/26,505.36
  6. Step 6: Final answer
    x = 21,152.61

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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.