Home / 22,345.14-30,834.93-12,271.62

Finding the Fourth Proportional to 22,345.14, 30,834.93 and 12,271.62

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Solution

The fourth proportional to 22,345.14, 30,834.93 and 12,271.62 is: 16,934.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,345.14 : 30,834.93 = 12,271.62 : x
  2. Step 2: Convert to fraction form
    22,345.14/30,834.93 = 12,271.62/x
  3. Step 3: Cross multiply
    22,345.14x = 30,834.93 × 12,271.62
  4. Step 4: Simplify right side
    22,345.14x = 378,394,543.69
  5. Step 5: Solve for x
    x = 378,394,543.69/22,345.14
  6. Step 6: Final answer
    x = 16,934.09

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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.