Home / 40,344.47-55,678.15-22,441.14

Finding the Fourth Proportional to 40,344.47, 55,678.15 and 22,441.14

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Solution

The fourth proportional to 40,344.47, 55,678.15 and 22,441.14 is: 30,970.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,344.47 : 55,678.15 = 22,441.14 : x
  2. Step 2: Convert to fraction form
    40,344.47/55,678.15 = 22,441.14/x
  3. Step 3: Cross multiply
    40,344.47x = 55,678.15 × 22,441.14
  4. Step 4: Simplify right side
    40,344.47x = 1,249,481,102.99
  5. Step 5: Solve for x
    x = 1,249,481,102.99/40,344.47
  6. Step 6: Final answer
    x = 30,970.32

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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.