Home / 26,912.64-37,139.69-14,976.48

Finding the Fourth Proportional to 26,912.64, 37,139.69 and 14,976.48

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Solution

The fourth proportional to 26,912.64, 37,139.69 and 14,976.48 is: 20,667.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,912.64 : 37,139.69 = 14,976.48 : x
  2. Step 2: Convert to fraction form
    26,912.64/37,139.69 = 14,976.48/x
  3. Step 3: Cross multiply
    26,912.64x = 37,139.69 × 14,976.48
  4. Step 4: Simplify right side
    26,912.64x = 556,221,749.61
  5. Step 5: Solve for x
    x = 556,221,749.61/26,912.64
  6. Step 6: Final answer
    x = 20,667.68

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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.