Home / 31,296.34-43,188.96-17,150.50

Finding the Fourth Proportional to 31,296.34, 43,188.96 and 17,150.50

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Solution

The fourth proportional to 31,296.34, 43,188.96 and 17,150.50 is: 23,667.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,296.34 : 43,188.96 = 17,150.50 : x
  2. Step 2: Convert to fraction form
    31,296.34/43,188.96 = 17,150.50/x
  3. Step 3: Cross multiply
    31,296.34x = 43,188.96 × 17,150.50
  4. Step 4: Simplify right side
    31,296.34x = 740,712,258.48
  5. Step 5: Solve for x
    x = 740,712,258.48/31,296.34
  6. Step 6: Final answer
    x = 23,667.70

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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.