Home / 21,971.07-32,956.63-5,330.97

Finding the Fourth Proportional to 21,971.07, 32,956.63 and 5,330.97

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Solution

The fourth proportional to 21,971.07, 32,956.63 and 5,330.97 is: 7,996.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,971.07 : 32,956.63 = 5,330.97 : x
  2. Step 2: Convert to fraction form
    21,971.07/32,956.63 = 5,330.97/x
  3. Step 3: Cross multiply
    21,971.07x = 32,956.63 × 5,330.97
  4. Step 4: Simplify right side
    21,971.07x = 175,690,792.50
  5. Step 5: Solve for x
    x = 175,690,792.50/21,971.07
  6. Step 6: Final answer
    x = 7,996.46

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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.