Home / 12,795.23-19,106.49-10,459.82

Finding the Fourth Proportional to 12,795.23, 19,106.49 and 10,459.82

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Solution

The fourth proportional to 12,795.23, 19,106.49 and 10,459.82 is: 15,619.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,795.23 : 19,106.49 = 10,459.82 : x
  2. Step 2: Convert to fraction form
    12,795.23/19,106.49 = 10,459.82/x
  3. Step 3: Cross multiply
    12,795.23x = 19,106.49 × 10,459.82
  4. Step 4: Simplify right side
    12,795.23x = 199,850,350.70
  5. Step 5: Solve for x
    x = 199,850,350.70/12,795.23
  6. Step 6: Final answer
    x = 15,619.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.