Home / 53,565.08-80,356.84-21,992.32

Finding the Fourth Proportional to 53,565.08, 80,356.84 and 21,992.32

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Solution

The fourth proportional to 53,565.08, 80,356.84 and 21,992.32 is: 32,992.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,565.08 : 80,356.84 = 21,992.32 : x
  2. Step 2: Convert to fraction form
    53,565.08/80,356.84 = 21,992.32/x
  3. Step 3: Cross multiply
    53,565.08x = 80,356.84 × 21,992.32
  4. Step 4: Simplify right side
    53,565.08x = 1,767,233,083.60
  5. Step 5: Solve for x
    x = 1,767,233,083.60/53,565.08
  6. Step 6: Final answer
    x = 32,992.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.