Home / 26,457.80-39,673.18-13,984.52

Finding the Fourth Proportional to 26,457.80, 39,673.18 and 13,984.52

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Solution

The fourth proportional to 26,457.80, 39,673.18 and 13,984.52 is: 20,969.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,457.80 : 39,673.18 = 13,984.52 : x
  2. Step 2: Convert to fraction form
    26,457.80/39,673.18 = 13,984.52/x
  3. Step 3: Cross multiply
    26,457.80x = 39,673.18 × 13,984.52
  4. Step 4: Simplify right side
    26,457.80x = 554,810,379.17
  5. Step 5: Solve for x
    x = 554,810,379.17/26,457.80
  6. Step 6: Final answer
    x = 20,969.63

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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.