Home / 22,246.04-30,709.54-14,190.55

Finding the Fourth Proportional to 22,246.04, 30,709.54 and 14,190.55

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Solution

The fourth proportional to 22,246.04, 30,709.54 and 14,190.55 is: 19,589.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,246.04 : 30,709.54 = 14,190.55 : x
  2. Step 2: Convert to fraction form
    22,246.04/30,709.54 = 14,190.55/x
  3. Step 3: Cross multiply
    22,246.04x = 30,709.54 × 14,190.55
  4. Step 4: Simplify right side
    22,246.04x = 435,785,439.69
  5. Step 5: Solve for x
    x = 435,785,439.69/22,246.04
  6. Step 6: Final answer
    x = 19,589.35

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Half scale
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Double scale
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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.