Home / 12,061.14-18,088.95-4,269.96

Finding the Fourth Proportional to 12,061.14, 18,088.95 and 4,269.96

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Solution

The fourth proportional to 12,061.14, 18,088.95 and 4,269.96 is: 6,403.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,061.14 : 18,088.95 = 4,269.96 : x
  2. Step 2: Convert to fraction form
    12,061.14/18,088.95 = 4,269.96/x
  3. Step 3: Cross multiply
    12,061.14x = 18,088.95 × 4,269.96
  4. Step 4: Simplify right side
    12,061.14x = 77,239,092.94
  5. Step 5: Solve for x
    x = 77,239,092.94/12,061.14
  6. Step 6: Final answer
    x = 6,403.96

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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.