Home / 34,869.21-48,117.93-19,760.99

Finding the Fourth Proportional to 34,869.21, 48,117.93 and 19,760.99

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Solution

The fourth proportional to 34,869.21, 48,117.93 and 19,760.99 is: 27,269.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,869.21 : 48,117.93 = 19,760.99 : x
  2. Step 2: Convert to fraction form
    34,869.21/48,117.93 = 19,760.99/x
  3. Step 3: Cross multiply
    34,869.21x = 48,117.93 × 19,760.99
  4. Step 4: Simplify right side
    34,869.21x = 950,857,933.55
  5. Step 5: Solve for x
    x = 950,857,933.55/34,869.21
  6. Step 6: Final answer
    x = 27,269.27

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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.