Home / 21,551.66-32,357.74-11,029.23

Finding the Fourth Proportional to 21,551.66, 32,357.74 and 11,029.23

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Solution

The fourth proportional to 21,551.66, 32,357.74 and 11,029.23 is: 16,559.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,551.66 : 32,357.74 = 11,029.23 : x
  2. Step 2: Convert to fraction form
    21,551.66/32,357.74 = 11,029.23/x
  3. Step 3: Cross multiply
    21,551.66x = 32,357.74 × 11,029.23
  4. Step 4: Simplify right side
    21,551.66x = 356,880,956.74
  5. Step 5: Solve for x
    x = 356,880,956.74/21,551.66
  6. Step 6: Final answer
    x = 16,559.33

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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.