Home / 40,267.86-55,569.69-22,362.90

Finding the Fourth Proportional to 40,267.86, 55,569.69 and 22,362.90

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Solution

The fourth proportional to 40,267.86, 55,569.69 and 22,362.90 is: 30,860.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,267.86 : 55,569.69 = 22,362.90 : x
  2. Step 2: Convert to fraction form
    40,267.86/55,569.69 = 22,362.90/x
  3. Step 3: Cross multiply
    40,267.86x = 55,569.69 × 22,362.90
  4. Step 4: Simplify right side
    40,267.86x = 1,242,699,420.50
  5. Step 5: Solve for x
    x = 1,242,699,420.50/40,267.86
  6. Step 6: Final answer
    x = 30,860.83

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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.