Home / 26,669.48-40,003.97-10,870.81

Finding the Fourth Proportional to 26,669.48, 40,003.97 and 10,870.81

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Solution

The fourth proportional to 26,669.48, 40,003.97 and 10,870.81 is: 16,306.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,669.48 : 40,003.97 = 10,870.81 : x
  2. Step 2: Convert to fraction form
    26,669.48/40,003.97 = 10,870.81/x
  3. Step 3: Cross multiply
    26,669.48x = 40,003.97 × 10,870.81
  4. Step 4: Simplify right side
    26,669.48x = 434,875,402.75
  5. Step 5: Solve for x
    x = 434,875,402.75/26,669.48
  6. Step 6: Final answer
    x = 16,306.11

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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.