Home / 31,447.60-43,396.12-17,300.08

Finding the Fourth Proportional to 31,447.60, 43,396.12 and 17,300.08

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Solution

The fourth proportional to 31,447.60, 43,396.12 and 17,300.08 is: 23,873.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,447.60 : 43,396.12 = 17,300.08 : x
  2. Step 2: Convert to fraction form
    31,447.60/43,396.12 = 17,300.08/x
  3. Step 3: Cross multiply
    31,447.60x = 43,396.12 × 17,300.08
  4. Step 4: Simplify right side
    31,447.60x = 750,756,347.69
  5. Step 5: Solve for x
    x = 750,756,347.69/31,447.60
  6. Step 6: Final answer
    x = 23,873.25

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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.