Home / 18,561.24-25,615.02-10,604.76

Finding the Fourth Proportional to 18,561.24, 25,615.02 and 10,604.76

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Solution

The fourth proportional to 18,561.24, 25,615.02 and 10,604.76 is: 14,634.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,561.24 : 25,615.02 = 10,604.76 : x
  2. Step 2: Convert to fraction form
    18,561.24/25,615.02 = 10,604.76/x
  3. Step 3: Cross multiply
    18,561.24x = 25,615.02 × 10,604.76
  4. Step 4: Simplify right side
    18,561.24x = 271,641,139.50
  5. Step 5: Solve for x
    x = 271,641,139.50/18,561.24
  6. Step 6: Final answer
    x = 14,634.86

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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.