Home / 19,814.60-27,344.04-10,862.48

Finding the Fourth Proportional to 19,814.60, 27,344.04 and 10,862.48

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Solution

The fourth proportional to 19,814.60, 27,344.04 and 10,862.48 is: 14,990.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,814.60 : 27,344.04 = 10,862.48 : x
  2. Step 2: Convert to fraction form
    19,814.60/27,344.04 = 10,862.48/x
  3. Step 3: Cross multiply
    19,814.60x = 27,344.04 × 10,862.48
  4. Step 4: Simplify right side
    19,814.60x = 297,024,087.62
  5. Step 5: Solve for x
    x = 297,024,087.62/19,814.60
  6. Step 6: Final answer
    x = 14,990.16

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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.