Home / 26,637.94-39,968.70-13,984.72

Finding the Fourth Proportional to 26,637.94, 39,968.70 and 13,984.72

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Solution

The fourth proportional to 26,637.94, 39,968.70 and 13,984.72 is: 20,983.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,637.94 : 39,968.70 = 13,984.72 : x
  2. Step 2: Convert to fraction form
    26,637.94/39,968.70 = 13,984.72/x
  3. Step 3: Cross multiply
    26,637.94x = 39,968.70 × 13,984.72
  4. Step 4: Simplify right side
    26,637.94x = 558,951,078.26
  5. Step 5: Solve for x
    x = 558,951,078.26/26,637.94
  6. Step 6: Final answer
    x = 20,983.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.