Home / 19,824.60-29,726.76-10,469.64

Finding the Fourth Proportional to 19,824.60, 29,726.76 and 10,469.64

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Solution

The fourth proportional to 19,824.60, 29,726.76 and 10,469.64 is: 15,699.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,824.60 : 29,726.76 = 10,469.64 : x
  2. Step 2: Convert to fraction form
    19,824.60/29,726.76 = 10,469.64/x
  3. Step 3: Cross multiply
    19,824.60x = 29,726.76 × 10,469.64
  4. Step 4: Simplify right side
    19,824.60x = 311,228,475.57
  5. Step 5: Solve for x
    x = 311,228,475.57/19,824.60
  6. Step 6: Final answer
    x = 15,699.10

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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.