Home / 19,824.15-27,358.58-13,097.99

Finding the Fourth Proportional to 19,824.15, 27,358.58 and 13,097.99

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Solution

The fourth proportional to 19,824.15, 27,358.58 and 13,097.99 is: 18,076.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,824.15 : 27,358.58 = 13,097.99 : x
  2. Step 2: Convert to fraction form
    19,824.15/27,358.58 = 13,097.99/x
  3. Step 3: Cross multiply
    19,824.15x = 27,358.58 × 13,097.99
  4. Step 4: Simplify right side
    19,824.15x = 358,342,407.25
  5. Step 5: Solve for x
    x = 358,342,407.25/19,824.15
  6. Step 6: Final answer
    x = 18,076.05

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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.