Home / 21,962.28-32,943.54-5,322.29

Finding the Fourth Proportional to 21,962.28, 32,943.54 and 5,322.29

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Solution

The fourth proportional to 21,962.28, 32,943.54 and 5,322.29 is: 7,983.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,962.28 : 32,943.54 = 5,322.29 : x
  2. Step 2: Convert to fraction form
    21,962.28/32,943.54 = 5,322.29/x
  3. Step 3: Cross multiply
    21,962.28x = 32,943.54 × 5,322.29
  4. Step 4: Simplify right side
    21,962.28x = 175,334,928.75
  5. Step 5: Solve for x
    x = 175,334,928.75/21,962.28
  6. Step 6: Final answer
    x = 7,983.46

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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.