Home / 19,677.22-27,154.69-10,724.69

Finding the Fourth Proportional to 19,677.22, 27,154.69 and 10,724.69

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Solution

The fourth proportional to 19,677.22, 27,154.69 and 10,724.69 is: 14,800.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,677.22 : 27,154.69 = 10,724.69 : x
  2. Step 2: Convert to fraction form
    19,677.22/27,154.69 = 10,724.69/x
  3. Step 3: Cross multiply
    19,677.22x = 27,154.69 × 10,724.69
  4. Step 4: Simplify right side
    19,677.22x = 291,225,673.37
  5. Step 5: Solve for x
    x = 291,225,673.37/19,677.22
  6. Step 6: Final answer
    x = 14,800.15

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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.