Home / 21,987.24-32,965.82-10,583.13

Finding the Fourth Proportional to 21,987.24, 32,965.82 and 10,583.13

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Solution

The fourth proportional to 21,987.24, 32,965.82 and 10,583.13 is: 15,867.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,987.24 : 32,965.82 = 10,583.13 : x
  2. Step 2: Convert to fraction form
    21,987.24/32,965.82 = 10,583.13/x
  3. Step 3: Cross multiply
    21,987.24x = 32,965.82 × 10,583.13
  4. Step 4: Simplify right side
    21,987.24x = 348,881,558.62
  5. Step 5: Solve for x
    x = 348,881,558.62/21,987.24
  6. Step 6: Final answer
    x = 15,867.46

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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.