Home / 19,748.56-29,448.64-19,570.76

Finding the Fourth Proportional to 19,748.56, 29,448.64 and 19,570.76

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Solution

The fourth proportional to 19,748.56, 29,448.64 and 19,570.76 is: 29,183.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,748.56 : 29,448.64 = 19,570.76 : x
  2. Step 2: Convert to fraction form
    19,748.56/29,448.64 = 19,570.76/x
  3. Step 3: Cross multiply
    19,748.56x = 29,448.64 × 19,570.76
  4. Step 4: Simplify right side
    19,748.56x = 576,332,265.77
  5. Step 5: Solve for x
    x = 576,332,265.77/19,748.56
  6. Step 6: Final answer
    x = 29,183.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.