Home / 21,498.58-32,257.11-11,117.62

Finding the Fourth Proportional to 21,498.58, 32,257.11 and 11,117.62

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Solution

The fourth proportional to 21,498.58, 32,257.11 and 11,117.62 is: 16,681.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,498.58 : 32,257.11 = 11,117.62 : x
  2. Step 2: Convert to fraction form
    21,498.58/32,257.11 = 11,117.62/x
  3. Step 3: Cross multiply
    21,498.58x = 32,257.11 × 11,117.62
  4. Step 4: Simplify right side
    21,498.58x = 358,622,291.28
  5. Step 5: Solve for x
    x = 358,622,291.28/21,498.58
  6. Step 6: Final answer
    x = 16,681.21

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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.