Home / 20,068.26-27,703.34-14,330.03

Finding the Fourth Proportional to 20,068.26, 27,703.34 and 14,330.03

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Solution

The fourth proportional to 20,068.26, 27,703.34 and 14,330.03 is: 19,781.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,068.26 : 27,703.34 = 14,330.03 : x
  2. Step 2: Convert to fraction form
    20,068.26/27,703.34 = 14,330.03/x
  3. Step 3: Cross multiply
    20,068.26x = 27,703.34 × 14,330.03
  4. Step 4: Simplify right side
    20,068.26x = 396,989,483.13
  5. Step 5: Solve for x
    x = 396,989,483.13/20,068.26
  6. Step 6: Final answer
    x = 19,781.96

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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.