Home / 21,484.88-32,196.16-15,257.08

Finding the Fourth Proportional to 21,484.88, 32,196.16 and 15,257.08

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Solution

The fourth proportional to 21,484.88, 32,196.16 and 15,257.08 is: 22,863.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,484.88 : 32,196.16 = 15,257.08 : x
  2. Step 2: Convert to fraction form
    21,484.88/32,196.16 = 15,257.08/x
  3. Step 3: Cross multiply
    21,484.88x = 32,196.16 × 15,257.08
  4. Step 4: Simplify right side
    21,484.88x = 491,219,388.81
  5. Step 5: Solve for x
    x = 491,219,388.81/21,484.88
  6. Step 6: Final answer
    x = 22,863.49

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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.