Home / 40,119.99-55,364.87-22,214.94

Finding the Fourth Proportional to 40,119.99, 55,364.87 and 22,214.94

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Solution

The fourth proportional to 40,119.99, 55,364.87 and 22,214.94 is: 30,656.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,119.99 : 55,364.87 = 22,214.94 : x
  2. Step 2: Convert to fraction form
    40,119.99/55,364.87 = 22,214.94/x
  3. Step 3: Cross multiply
    40,119.99x = 55,364.87 × 22,214.94
  4. Step 4: Simplify right side
    40,119.99x = 1,229,927,154.08
  5. Step 5: Solve for x
    x = 1,229,927,154.08/40,119.99
  6. Step 6: Final answer
    x = 30,656.22

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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.