Home / 35,230.15-48,620.67-19,317.70

Finding the Fourth Proportional to 35,230.15, 48,620.67 and 19,317.70

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Solution

The fourth proportional to 35,230.15, 48,620.67 and 19,317.70 is: 26,660.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,230.15 : 48,620.67 = 19,317.70 : x
  2. Step 2: Convert to fraction form
    35,230.15/48,620.67 = 19,317.70/x
  3. Step 3: Cross multiply
    35,230.15x = 48,620.67 × 19,317.70
  4. Step 4: Simplify right side
    35,230.15x = 939,239,516.86
  5. Step 5: Solve for x
    x = 939,239,516.86/35,230.15
  6. Step 6: Final answer
    x = 26,660.11

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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.