Home / 40,153.23-55,409.13-22,247.17

Finding the Fourth Proportional to 40,153.23, 55,409.13 and 22,247.17

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Solution

The fourth proportional to 40,153.23, 55,409.13 and 22,247.17 is: 30,699.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,153.23 : 55,409.13 = 22,247.17 : x
  2. Step 2: Convert to fraction form
    40,153.23/55,409.13 = 22,247.17/x
  3. Step 3: Cross multiply
    40,153.23x = 55,409.13 × 22,247.17
  4. Step 4: Simplify right side
    40,153.23x = 1,232,696,334.66
  5. Step 5: Solve for x
    x = 1,232,696,334.66/40,153.23
  6. Step 6: Final answer
    x = 30,699.81

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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.