Home / 13,012.06-19,472.73-10,644.70

Finding the Fourth Proportional to 13,012.06, 19,472.73 and 10,644.70

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Solution

The fourth proportional to 13,012.06, 19,472.73 and 10,644.70 is: 15,929.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,012.06 : 19,472.73 = 10,644.70 : x
  2. Step 2: Convert to fraction form
    13,012.06/19,472.73 = 10,644.70/x
  3. Step 3: Cross multiply
    13,012.06x = 19,472.73 × 10,644.70
  4. Step 4: Simplify right side
    13,012.06x = 207,281,369.03
  5. Step 5: Solve for x
    x = 207,281,369.03/13,012.06
  6. Step 6: Final answer
    x = 15,929.94

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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.