Home / 19,753.06-27,259.18-10,800.55

Finding the Fourth Proportional to 19,753.06, 27,259.18 and 10,800.55

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Solution

The fourth proportional to 19,753.06, 27,259.18 and 10,800.55 is: 14,904.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,753.06 : 27,259.18 = 10,800.55 : x
  2. Step 2: Convert to fraction form
    19,753.06/27,259.18 = 10,800.55/x
  3. Step 3: Cross multiply
    19,753.06x = 27,259.18 × 10,800.55
  4. Step 4: Simplify right side
    19,753.06x = 294,414,136.55
  5. Step 5: Solve for x
    x = 294,414,136.55/19,753.06
  6. Step 6: Final answer
    x = 14,904.74

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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.