Home / 19,570.11-29,329.20-10,662.59

Finding the Fourth Proportional to 19,570.11, 29,329.20 and 10,662.59

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Solution

The fourth proportional to 19,570.11, 29,329.20 and 10,662.59 is: 15,979.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,570.11 : 29,329.20 = 10,662.59 : x
  2. Step 2: Convert to fraction form
    19,570.11/29,329.20 = 10,662.59/x
  3. Step 3: Cross multiply
    19,570.11x = 29,329.20 × 10,662.59
  4. Step 4: Simplify right side
    19,570.11x = 312,725,234.63
  5. Step 5: Solve for x
    x = 312,725,234.63/19,570.11
  6. Step 6: Final answer
    x = 15,979.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.