Home / 26,313.81-39,473.37-8,543.73

Finding the Fourth Proportional to 26,313.81, 39,473.37 and 8,543.73

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Solution

The fourth proportional to 26,313.81, 39,473.37 and 8,543.73 is: 12,816.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,313.81 : 39,473.37 = 8,543.73 : x
  2. Step 2: Convert to fraction form
    26,313.81/39,473.37 = 8,543.73/x
  3. Step 3: Cross multiply
    26,313.81x = 39,473.37 × 8,543.73
  4. Step 4: Simplify right side
    26,313.81x = 337,249,815.47
  5. Step 5: Solve for x
    x = 337,249,815.47/26,313.81
  6. Step 6: Final answer
    x = 12,816.46

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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.