Home / 26,896.94-37,117.12-15,564.86

Finding the Fourth Proportional to 26,896.94, 37,117.12 and 15,564.86

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Solution

The fourth proportional to 26,896.94, 37,117.12 and 15,564.86 is: 21,479.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,896.94 : 37,117.12 = 15,564.86 : x
  2. Step 2: Convert to fraction form
    26,896.94/37,117.12 = 15,564.86/x
  3. Step 3: Cross multiply
    26,896.94x = 37,117.12 × 15,564.86
  4. Step 4: Simplify right side
    26,896.94x = 577,722,830.28
  5. Step 5: Solve for x
    x = 577,722,830.28/26,896.94
  6. Step 6: Final answer
    x = 21,479.13

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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.