Home / 14,398.14-21,543.32-10,247.70

Finding the Fourth Proportional to 14,398.14, 21,543.32 and 10,247.70

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Solution

The fourth proportional to 14,398.14, 21,543.32 and 10,247.70 is: 15,333.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,398.14 : 21,543.32 = 10,247.70 : x
  2. Step 2: Convert to fraction form
    14,398.14/21,543.32 = 10,247.70/x
  3. Step 3: Cross multiply
    14,398.14x = 21,543.32 × 10,247.70
  4. Step 4: Simplify right side
    14,398.14x = 220,769,480.36
  5. Step 5: Solve for x
    x = 220,769,480.36/14,398.14
  6. Step 6: Final answer
    x = 15,333.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.