Home / 15,507.45-23,195.52-10,521.09

Finding the Fourth Proportional to 15,507.45, 23,195.52 and 10,521.09

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Solution

The fourth proportional to 15,507.45, 23,195.52 and 10,521.09 is: 15,737.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,507.45 : 23,195.52 = 10,521.09 : x
  2. Step 2: Convert to fraction form
    15,507.45/23,195.52 = 10,521.09/x
  3. Step 3: Cross multiply
    15,507.45x = 23,195.52 × 10,521.09
  4. Step 4: Simplify right side
    15,507.45x = 244,042,153.52
  5. Step 5: Solve for x
    x = 244,042,153.52/15,507.45
  6. Step 6: Final answer
    x = 15,737.09

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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.