Home / 39,832.86-54,967.14-21,924.96

Finding the Fourth Proportional to 39,832.86, 54,967.14 and 21,924.96

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Solution

The fourth proportional to 39,832.86, 54,967.14 and 21,924.96 is: 30,255.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,832.86 : 54,967.14 = 21,924.96 : x
  2. Step 2: Convert to fraction form
    39,832.86/54,967.14 = 21,924.96/x
  3. Step 3: Cross multiply
    39,832.86x = 54,967.14 × 21,924.96
  4. Step 4: Simplify right side
    39,832.86x = 1,205,152,345.81
  5. Step 5: Solve for x
    x = 1,205,152,345.81/39,832.86
  6. Step 6: Final answer
    x = 30,255.23

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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.