Home / 19,168.32-26,451.90-10,784.76

Finding the Fourth Proportional to 19,168.32, 26,451.90 and 10,784.76

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Solution

The fourth proportional to 19,168.32, 26,451.90 and 10,784.76 is: 14,882.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,168.32 : 26,451.90 = 10,784.76 : x
  2. Step 2: Convert to fraction form
    19,168.32/26,451.90 = 10,784.76/x
  3. Step 3: Cross multiply
    19,168.32x = 26,451.90 × 10,784.76
  4. Step 4: Simplify right side
    19,168.32x = 285,277,393.04
  5. Step 5: Solve for x
    x = 285,277,393.04/19,168.32
  6. Step 6: Final answer
    x = 14,882.75

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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.