Home / 35,332.96-48,762.19-20,230.35

Finding the Fourth Proportional to 35,332.96, 48,762.19 and 20,230.35

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Solution

The fourth proportional to 35,332.96, 48,762.19 and 20,230.35 is: 27,919.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,332.96 : 48,762.19 = 20,230.35 : x
  2. Step 2: Convert to fraction form
    35,332.96/48,762.19 = 20,230.35/x
  3. Step 3: Cross multiply
    35,332.96x = 48,762.19 × 20,230.35
  4. Step 4: Simplify right side
    35,332.96x = 986,476,170.47
  5. Step 5: Solve for x
    x = 986,476,170.47/35,332.96
  6. Step 6: Final answer
    x = 27,919.43

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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.