Home / 12,597.12-18,895.68-10,511.95

Finding the Fourth Proportional to 12,597.12, 18,895.68 and 10,511.95

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Solution

The fourth proportional to 12,597.12, 18,895.68 and 10,511.95 is: 15,767.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,597.12 : 18,895.68 = 10,511.95 : x
  2. Step 2: Convert to fraction form
    12,597.12/18,895.68 = 10,511.95/x
  3. Step 3: Cross multiply
    12,597.12x = 18,895.68 × 10,511.95
  4. Step 4: Simplify right side
    12,597.12x = 198,630,484.71
  5. Step 5: Solve for x
    x = 198,630,484.71/12,597.12
  6. Step 6: Final answer
    x = 15,767.93

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Similar ratio
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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.