Home / 19,320.82-26,662.43-10,823.24

Finding the Fourth Proportional to 19,320.82, 26,662.43 and 10,823.24

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Solution

The fourth proportional to 19,320.82, 26,662.43 and 10,823.24 is: 14,935.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,320.82 : 26,662.43 = 10,823.24 : x
  2. Step 2: Convert to fraction form
    19,320.82/26,662.43 = 10,823.24/x
  3. Step 3: Cross multiply
    19,320.82x = 26,662.43 × 10,823.24
  4. Step 4: Simplify right side
    19,320.82x = 288,573,878.87
  5. Step 5: Solve for x
    x = 288,573,878.87/19,320.82
  6. Step 6: Final answer
    x = 14,935.90

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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.