Home / 19,635.71-27,097.55-10,683.21

Finding the Fourth Proportional to 19,635.71, 27,097.55 and 10,683.21

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Solution

The fourth proportional to 19,635.71, 27,097.55 and 10,683.21 is: 14,742.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,635.71 : 27,097.55 = 10,683.21 : x
  2. Step 2: Convert to fraction form
    19,635.71/27,097.55 = 10,683.21/x
  3. Step 3: Cross multiply
    19,635.71x = 27,097.55 × 10,683.21
  4. Step 4: Simplify right side
    19,635.71x = 289,488,763.72
  5. Step 5: Solve for x
    x = 289,488,763.72/19,635.71
  6. Step 6: Final answer
    x = 14,742.98

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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.