Home / 22,030.38-30,389.19-14,063.62

Finding the Fourth Proportional to 22,030.38, 30,389.19 and 14,063.62

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Solution

The fourth proportional to 22,030.38, 30,389.19 and 14,063.62 is: 19,399.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,030.38 : 30,389.19 = 14,063.62 : x
  2. Step 2: Convert to fraction form
    22,030.38/30,389.19 = 14,063.62/x
  3. Step 3: Cross multiply
    22,030.38x = 30,389.19 × 14,063.62
  4. Step 4: Simplify right side
    22,030.38x = 427,382,020.27
  5. Step 5: Solve for x
    x = 427,382,020.27/22,030.38
  6. Step 6: Final answer
    x = 19,399.67

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Half 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.