Home / 26,612.71-36,726.39-15,284.51

Finding the Fourth Proportional to 26,612.71, 36,726.39 and 15,284.51

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Solution

The fourth proportional to 26,612.71, 36,726.39 and 15,284.51 is: 21,093.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,612.71 : 36,726.39 = 15,284.51 : x
  2. Step 2: Convert to fraction form
    26,612.71/36,726.39 = 15,284.51/x
  3. Step 3: Cross multiply
    26,612.71x = 36,726.39 × 15,284.51
  4. Step 4: Simplify right side
    26,612.71x = 561,344,634.27
  5. Step 5: Solve for x
    x = 561,344,634.27/26,612.71
  6. Step 6: Final answer
    x = 21,093.10

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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.