Home / 40,314.99-55,635.35-22,166.48

Finding the Fourth Proportional to 40,314.99, 55,635.35 and 22,166.48

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Solution

The fourth proportional to 40,314.99, 55,635.35 and 22,166.48 is: 30,590.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,314.99 : 55,635.35 = 22,166.48 : x
  2. Step 2: Convert to fraction form
    40,314.99/55,635.35 = 22,166.48/x
  3. Step 3: Cross multiply
    40,314.99x = 55,635.35 × 22,166.48
  4. Step 4: Simplify right side
    40,314.99x = 1,233,239,873.07
  5. Step 5: Solve for x
    x = 1,233,239,873.07/40,314.99
  6. Step 6: Final answer
    x = 30,590.11

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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.