Home / 19,649.01-27,140.10-14,262.92

Finding the Fourth Proportional to 19,649.01, 27,140.10 and 14,262.92

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Solution

The fourth proportional to 19,649.01, 27,140.10 and 14,262.92 is: 19,700.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,649.01 : 27,140.10 = 14,262.92 : x
  2. Step 2: Convert to fraction form
    19,649.01/27,140.10 = 14,262.92/x
  3. Step 3: Cross multiply
    19,649.01x = 27,140.10 × 14,262.92
  4. Step 4: Simplify right side
    19,649.01x = 387,096,987.68
  5. Step 5: Solve for x
    x = 387,096,987.68/19,649.01
  6. Step 6: Final answer
    x = 19,700.58

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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.