Home / 22,318.26-30,798.16-12,246.45

Finding the Fourth Proportional to 22,318.26, 30,798.16 and 12,246.45

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Solution

The fourth proportional to 22,318.26, 30,798.16 and 12,246.45 is: 16,899.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,318.26 : 30,798.16 = 12,246.45 : x
  2. Step 2: Convert to fraction form
    22,318.26/30,798.16 = 12,246.45/x
  3. Step 3: Cross multiply
    22,318.26x = 30,798.16 × 12,246.45
  4. Step 4: Simplify right side
    22,318.26x = 377,168,126.53
  5. Step 5: Solve for x
    x = 377,168,126.53/22,318.26
  6. Step 6: Final answer
    x = 16,899.53

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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.