Home / 15,429.99-23,140.13-9,803.73

Finding the Fourth Proportional to 15,429.99, 23,140.13 and 9,803.73

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Solution

The fourth proportional to 15,429.99, 23,140.13 and 9,803.73 is: 14,702.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,429.99 : 23,140.13 = 9,803.73 : x
  2. Step 2: Convert to fraction form
    15,429.99/23,140.13 = 9,803.73/x
  3. Step 3: Cross multiply
    15,429.99x = 23,140.13 × 9,803.73
  4. Step 4: Simplify right side
    15,429.99x = 226,859,537.67
  5. Step 5: Solve for x
    x = 226,859,537.67/15,429.99
  6. Step 6: Final answer
    x = 14,702.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.