Home / 55,571.27-76,621.24-38,590.12

Finding the Fourth Proportional to 55,571.27, 76,621.24 and 38,590.12

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Solution

The fourth proportional to 55,571.27, 76,621.24 and 38,590.12 is: 53,207.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,571.27 : 76,621.24 = 38,590.12 : x
  2. Step 2: Convert to fraction form
    55,571.27/76,621.24 = 38,590.12/x
  3. Step 3: Cross multiply
    55,571.27x = 76,621.24 × 38,590.12
  4. Step 4: Simplify right side
    55,571.27x = 2,956,822,990.16
  5. Step 5: Solve for x
    x = 2,956,822,990.16/55,571.27
  6. Step 6: Final answer
    x = 53,207.77

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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.