Home / 29,444.20-40,629.31-19,904.83

Finding the Fourth Proportional to 29,444.20, 40,629.31 and 19,904.83

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Solution

The fourth proportional to 29,444.20, 40,629.31 and 19,904.83 is: 27,466.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,444.20 : 40,629.31 = 19,904.83 : x
  2. Step 2: Convert to fraction form
    29,444.20/40,629.31 = 19,904.83/x
  3. Step 3: Cross multiply
    29,444.20x = 40,629.31 × 19,904.83
  4. Step 4: Simplify right side
    29,444.20x = 808,719,409.04
  5. Step 5: Solve for x
    x = 808,719,409.04/29,444.20
  6. Step 6: Final answer
    x = 27,466.17

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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.