Home / 40,159.13-55,420.81-22,252.46

Finding the Fourth Proportional to 40,159.13, 55,420.81 and 22,252.46

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Solution

The fourth proportional to 40,159.13, 55,420.81 and 22,252.46 is: 30,709.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,159.13 : 55,420.81 = 22,252.46 : x
  2. Step 2: Convert to fraction form
    40,159.13/55,420.81 = 22,252.46/x
  3. Step 3: Cross multiply
    40,159.13x = 55,420.81 × 22,252.46
  4. Step 4: Simplify right side
    40,159.13x = 1,233,249,024.96
  5. Step 5: Solve for x
    x = 1,233,249,024.96/40,159.13
  6. Step 6: Final answer
    x = 30,709.06

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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.