Home / 40,245.86-55,538.52-22,341.08

Finding the Fourth Proportional to 40,245.86, 55,538.52 and 22,341.08

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Solution

The fourth proportional to 40,245.86, 55,538.52 and 22,341.08 is: 30,830.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,245.86 : 55,538.52 = 22,341.08 : x
  2. Step 2: Convert to fraction form
    40,245.86/55,538.52 = 22,341.08/x
  3. Step 3: Cross multiply
    40,245.86x = 55,538.52 × 22,341.08
  4. Step 4: Simplify right side
    40,245.86x = 1,240,790,518.40
  5. Step 5: Solve for x
    x = 1,240,790,518.40/40,245.86
  6. Step 6: Final answer
    x = 30,830.26

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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.