Home / 19,677.07-27,154.02-10,724.65

Finding the Fourth Proportional to 19,677.07, 27,154.02 and 10,724.65

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Solution

The fourth proportional to 19,677.07, 27,154.02 and 10,724.65 is: 14,799.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,677.07 : 27,154.02 = 10,724.65 : x
  2. Step 2: Convert to fraction form
    19,677.07/27,154.02 = 10,724.65/x
  3. Step 3: Cross multiply
    19,677.07x = 27,154.02 × 10,724.65
  4. Step 4: Simplify right side
    19,677.07x = 291,217,360.59
  5. Step 5: Solve for x
    x = 291,217,360.59/19,677.07
  6. Step 6: Final answer
    x = 14,799.83

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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.