Home / 31,403.88-47,204.64-29,041.92

Finding the Fourth Proportional to 31,403.88, 47,204.64 and 29,041.92

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Solution

The fourth proportional to 31,403.88, 47,204.64 and 29,041.92 is: 43,654.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,403.88 : 47,204.64 = 29,041.92 : x
  2. Step 2: Convert to fraction form
    31,403.88/47,204.64 = 29,041.92/x
  3. Step 3: Cross multiply
    31,403.88x = 47,204.64 × 29,041.92
  4. Step 4: Simplify right side
    31,403.88x = 1,370,913,378.51
  5. Step 5: Solve for x
    x = 1,370,913,378.51/31,403.88
  6. Step 6: Final answer
    x = 43,654.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.