Home / 26,344.66-36,368.85-20,362.81

Finding the Fourth Proportional to 26,344.66, 36,368.85 and 20,362.81

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Solution

The fourth proportional to 26,344.66, 36,368.85 and 20,362.81 is: 28,110.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,344.66 : 36,368.85 = 20,362.81 : x
  2. Step 2: Convert to fraction form
    26,344.66/36,368.85 = 20,362.81/x
  3. Step 3: Cross multiply
    26,344.66x = 36,368.85 × 20,362.81
  4. Step 4: Simplify right side
    26,344.66x = 740,571,982.47
  5. Step 5: Solve for x
    x = 740,571,982.47/26,344.66
  6. Step 6: Final answer
    x = 28,110.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.