Home / 19,700.53-27,186.73-10,748.09

Finding the Fourth Proportional to 19,700.53, 27,186.73 and 10,748.09

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Solution

The fourth proportional to 19,700.53, 27,186.73 and 10,748.09 is: 14,832.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,700.53 : 27,186.73 = 10,748.09 : x
  2. Step 2: Convert to fraction form
    19,700.53/27,186.73 = 10,748.09/x
  3. Step 3: Cross multiply
    19,700.53x = 27,186.73 × 10,748.09
  4. Step 4: Simplify right side
    19,700.53x = 292,205,461.94
  5. Step 5: Solve for x
    x = 292,205,461.94/19,700.53
  6. Step 6: Final answer
    x = 14,832.37

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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.