Home / 31,346.60-43,258.36-17,199.55

Finding the Fourth Proportional to 31,346.60, 43,258.36 and 17,199.55

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Solution

The fourth proportional to 31,346.60, 43,258.36 and 17,199.55 is: 23,735.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,346.60 : 43,258.36 = 17,199.55 : x
  2. Step 2: Convert to fraction form
    31,346.60/43,258.36 = 17,199.55/x
  3. Step 3: Cross multiply
    31,346.60x = 43,258.36 × 17,199.55
  4. Step 4: Simplify right side
    31,346.60x = 744,024,325.74
  5. Step 5: Solve for x
    x = 744,024,325.74/31,346.60
  6. Step 6: Final answer
    x = 23,735.41

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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.