Home / 16,226.27-22,387.14-12,812.52

Finding the Fourth Proportional to 16,226.27, 22,387.14 and 12,812.52

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Solution

The fourth proportional to 16,226.27, 22,387.14 and 12,812.52 is: 17,677.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,226.27 : 22,387.14 = 12,812.52 : x
  2. Step 2: Convert to fraction form
    16,226.27/22,387.14 = 12,812.52/x
  3. Step 3: Cross multiply
    16,226.27x = 22,387.14 × 12,812.52
  4. Step 4: Simplify right side
    16,226.27x = 286,835,678.99
  5. Step 5: Solve for x
    x = 286,835,678.99/16,226.27
  6. Step 6: Final answer
    x = 17,677.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.