Home / 21,960.64-32,899.56-10,854.46

Finding the Fourth Proportional to 21,960.64, 32,899.56 and 10,854.46

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Solution

The fourth proportional to 21,960.64, 32,899.56 and 10,854.46 is: 16,261.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,960.64 : 32,899.56 = 10,854.46 : x
  2. Step 2: Convert to fraction form
    21,960.64/32,899.56 = 10,854.46/x
  3. Step 3: Cross multiply
    21,960.64x = 32,899.56 × 10,854.46
  4. Step 4: Simplify right side
    21,960.64x = 357,106,958.04
  5. Step 5: Solve for x
    x = 357,106,958.04/21,960.64
  6. Step 6: Final answer
    x = 16,261.23

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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.