Home / 13,010.06-19,469.73-10,642.70

Finding the Fourth Proportional to 13,010.06, 19,469.73 and 10,642.70

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Solution

The fourth proportional to 13,010.06, 19,469.73 and 10,642.70 is: 15,926.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,010.06 : 19,469.73 = 10,642.70 : x
  2. Step 2: Convert to fraction form
    13,010.06/19,469.73 = 10,642.70/x
  3. Step 3: Cross multiply
    13,010.06x = 19,469.73 × 10,642.70
  4. Step 4: Simplify right side
    13,010.06x = 207,210,495.47
  5. Step 5: Solve for x
    x = 207,210,495.47/13,010.06
  6. Step 6: Final answer
    x = 15,926.94

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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.