Home / 21,967.32-32,965.56-11,586.36

Finding the Fourth Proportional to 21,967.32, 32,965.56 and 11,586.36

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Solution

The fourth proportional to 21,967.32, 32,965.56 and 11,586.36 is: 17,387.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,967.32 : 32,965.56 = 11,586.36 : x
  2. Step 2: Convert to fraction form
    21,967.32/32,965.56 = 11,586.36/x
  3. Step 3: Cross multiply
    21,967.32x = 32,965.56 × 11,586.36
  4. Step 4: Simplify right side
    21,967.32x = 381,950,845.76
  5. Step 5: Solve for x
    x = 381,950,845.76/21,967.32
  6. Step 6: Final answer
    x = 17,387.23

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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.