Home / 31,447.14-43,398.27-17,300.58

Finding the Fourth Proportional to 31,447.14, 43,398.27 and 17,300.58

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Solution

The fourth proportional to 31,447.14, 43,398.27 and 17,300.58 is: 23,875.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,447.14 : 43,398.27 = 17,300.58 : x
  2. Step 2: Convert to fraction form
    31,447.14/43,398.27 = 17,300.58/x
  3. Step 3: Cross multiply
    31,447.14x = 43,398.27 × 17,300.58
  4. Step 4: Simplify right side
    31,447.14x = 750,815,242.00
  5. Step 5: Solve for x
    x = 750,815,242.00/31,447.14
  6. Step 6: Final answer
    x = 23,875.47

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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.