Home / 18,526.86-25,560.72-10,563.36

Finding the Fourth Proportional to 18,526.86, 25,560.72 and 10,563.36

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Solution

The fourth proportional to 18,526.86, 25,560.72 and 10,563.36 is: 14,573.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,526.86 : 25,560.72 = 10,563.36 : x
  2. Step 2: Convert to fraction form
    18,526.86/25,560.72 = 10,563.36/x
  3. Step 3: Cross multiply
    18,526.86x = 25,560.72 × 10,563.36
  4. Step 4: Simplify right side
    18,526.86x = 270,007,087.22
  5. Step 5: Solve for x
    x = 270,007,087.22/18,526.86
  6. Step 6: Final answer
    x = 14,573.82

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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.