Home / 21,995.56-32,973.30-11,453.17

Finding the Fourth Proportional to 21,995.56, 32,973.30 and 11,453.17

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Solution

The fourth proportional to 21,995.56, 32,973.30 and 11,453.17 is: 17,169.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,995.56 : 32,973.30 = 11,453.17 : x
  2. Step 2: Convert to fraction form
    21,995.56/32,973.30 = 11,453.17/x
  3. Step 3: Cross multiply
    21,995.56x = 32,973.30 × 11,453.17
  4. Step 4: Simplify right side
    21,995.56x = 377,648,810.36
  5. Step 5: Solve for x
    x = 377,648,810.36/21,995.56
  6. Step 6: Final answer
    x = 17,169.32

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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.