Home / 31,969.28-47,967.73-17,160.89

Finding the Fourth Proportional to 31,969.28, 47,967.73 and 17,160.89

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Solution

The fourth proportional to 31,969.28, 47,967.73 and 17,160.89 is: 25,748.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,969.28 : 47,967.73 = 17,160.89 : x
  2. Step 2: Convert to fraction form
    31,969.28/47,967.73 = 17,160.89/x
  3. Step 3: Cross multiply
    31,969.28x = 47,967.73 × 17,160.89
  4. Step 4: Simplify right side
    31,969.28x = 823,168,938.08
  5. Step 5: Solve for x
    x = 823,168,938.08/31,969.28
  6. Step 6: Final answer
    x = 25,748.75

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1.5x scale

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.