Home / 19,433.64-26,815.14-11,472.84

Finding the Fourth Proportional to 19,433.64, 26,815.14 and 11,472.84

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Solution

The fourth proportional to 19,433.64, 26,815.14 and 11,472.84 is: 15,830.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,433.64 : 26,815.14 = 11,472.84 : x
  2. Step 2: Convert to fraction form
    19,433.64/26,815.14 = 11,472.84/x
  3. Step 3: Cross multiply
    19,433.64x = 26,815.14 × 11,472.84
  4. Step 4: Simplify right side
    19,433.64x = 307,645,810.80
  5. Step 5: Solve for x
    x = 307,645,810.80/19,433.64
  6. Step 6: Final answer
    x = 15,830.58

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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.