Home / 26,617.41-36,733.91-15,288.75

Finding the Fourth Proportional to 26,617.41, 36,733.91 and 15,288.75

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Solution

The fourth proportional to 26,617.41, 36,733.91 and 15,288.75 is: 21,099.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,617.41 : 36,733.91 = 15,288.75 : x
  2. Step 2: Convert to fraction form
    26,617.41/36,733.91 = 15,288.75/x
  3. Step 3: Cross multiply
    26,617.41x = 36,733.91 × 15,288.75
  4. Step 4: Simplify right side
    26,617.41x = 561,615,490.07
  5. Step 5: Solve for x
    x = 561,615,490.07/26,617.41
  6. Step 6: Final answer
    x = 21,099.55

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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.