Home / 19,862.01-27,403.92-13,814.55

Finding the Fourth Proportional to 19,862.01, 27,403.92 and 13,814.55

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Solution

The fourth proportional to 19,862.01, 27,403.92 and 13,814.55 is: 19,060.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,862.01 : 27,403.92 = 13,814.55 : x
  2. Step 2: Convert to fraction form
    19,862.01/27,403.92 = 13,814.55/x
  3. Step 3: Cross multiply
    19,862.01x = 27,403.92 × 13,814.55
  4. Step 4: Simplify right side
    19,862.01x = 378,572,823.04
  5. Step 5: Solve for x
    x = 378,572,823.04/19,862.01
  6. Step 6: Final answer
    x = 19,060.15

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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.