Home / 18,784.36-25,923-10,826.92

Finding the Fourth Proportional to 18,784.36, 25,923 and 10,826.92

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Solution

The fourth proportional to 18,784.36, 25,923 and 10,826.92 is: 14,941.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,784.36 : 25,923 = 10,826.92 : x
  2. Step 2: Convert to fraction form
    18,784.36/25,923 = 10,826.92/x
  3. Step 3: Cross multiply
    18,784.36x = 25,923 × 10,826.92
  4. Step 4: Simplify right side
    18,784.36x = 280,666,247.16
  5. Step 5: Solve for x
    x = 280,666,247.16/18,784.36
  6. Step 6: Final answer
    x = 14,941.49

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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.