Home / 20,068.51-27,703.68-14,330.26

Finding the Fourth Proportional to 20,068.51, 27,703.68 and 14,330.26

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Solution

The fourth proportional to 20,068.51, 27,703.68 and 14,330.26 is: 19,782.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,068.51 : 27,703.68 = 14,330.26 : x
  2. Step 2: Convert to fraction form
    20,068.51/27,703.68 = 14,330.26/x
  3. Step 3: Cross multiply
    20,068.51x = 27,703.68 × 14,330.26
  4. Step 4: Simplify right side
    20,068.51x = 397,000,937.36
  5. Step 5: Solve for x
    x = 397,000,937.36/20,068.51
  6. Step 6: Final answer
    x = 19,782.28

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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.