Home / 24,739.68-34,140.96-13,561.76

Finding the Fourth Proportional to 24,739.68, 34,140.96 and 13,561.76

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Solution

The fourth proportional to 24,739.68, 34,140.96 and 13,561.76 is: 18,715.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,739.68 : 34,140.96 = 13,561.76 : x
  2. Step 2: Convert to fraction form
    24,739.68/34,140.96 = 13,561.76/x
  3. Step 3: Cross multiply
    24,739.68x = 34,140.96 × 13,561.76
  4. Step 4: Simplify right side
    24,739.68x = 463,011,505.69
  5. Step 5: Solve for x
    x = 463,011,505.69/24,739.68
  6. Step 6: Final answer
    x = 18,715.34

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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.