Home / 29,677.39-40,955.31-18,346.59

Finding the Fourth Proportional to 29,677.39, 40,955.31 and 18,346.59

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Solution

The fourth proportional to 29,677.39, 40,955.31 and 18,346.59 is: 25,318.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,677.39 : 40,955.31 = 18,346.59 : x
  2. Step 2: Convert to fraction form
    29,677.39/40,955.31 = 18,346.59/x
  3. Step 3: Cross multiply
    29,677.39x = 40,955.31 × 18,346.59
  4. Step 4: Simplify right side
    29,677.39x = 751,390,280.89
  5. Step 5: Solve for x
    x = 751,390,280.89/29,677.39
  6. Step 6: Final answer
    x = 25,318.61

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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.