Home / 26,463.89-39,699.36-13,984.43

Finding the Fourth Proportional to 26,463.89, 39,699.36 and 13,984.43

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Solution

The fourth proportional to 26,463.89, 39,699.36 and 13,984.43 is: 20,978.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,463.89 : 39,699.36 = 13,984.43 : x
  2. Step 2: Convert to fraction form
    26,463.89/39,699.36 = 13,984.43/x
  3. Step 3: Cross multiply
    26,463.89x = 39,699.36 × 13,984.43
  4. Step 4: Simplify right side
    26,463.89x = 555,172,722.47
  5. Step 5: Solve for x
    x = 555,172,722.47/26,463.89
  6. Step 6: Final answer
    x = 20,978.50

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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.