Home / 40,363.05-55,701.29-22,458.81

Finding the Fourth Proportional to 40,363.05, 55,701.29 and 22,458.81

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Solution

The fourth proportional to 40,363.05, 55,701.29 and 22,458.81 is: 30,993.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,363.05 : 55,701.29 = 22,458.81 : x
  2. Step 2: Convert to fraction form
    40,363.05/55,701.29 = 22,458.81/x
  3. Step 3: Cross multiply
    40,363.05x = 55,701.29 × 22,458.81
  4. Step 4: Simplify right side
    40,363.05x = 1,250,984,688.86
  5. Step 5: Solve for x
    x = 1,250,984,688.86/40,363.05
  6. Step 6: Final answer
    x = 30,993.31

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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.