Home / 19,432.19-26,815.21-10,933.27

Finding the Fourth Proportional to 19,432.19, 26,815.21 and 10,933.27

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Solution

The fourth proportional to 19,432.19, 26,815.21 and 10,933.27 is: 15,087.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,432.19 : 26,815.21 = 10,933.27 : x
  2. Step 2: Convert to fraction form
    19,432.19/26,815.21 = 10,933.27/x
  3. Step 3: Cross multiply
    19,432.19x = 26,815.21 × 10,933.27
  4. Step 4: Simplify right side
    19,432.19x = 293,177,931.04
  5. Step 5: Solve for x
    x = 293,177,931.04/19,432.19
  6. Step 6: Final answer
    x = 15,087.23

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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.