Home / 17,243.36-23,795.81-10,078.20

Finding the Fourth Proportional to 17,243.36, 23,795.81 and 10,078.20

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Solution

The fourth proportional to 17,243.36, 23,795.81 and 10,078.20 is: 13,907.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,243.36 : 23,795.81 = 10,078.20 : x
  2. Step 2: Convert to fraction form
    17,243.36/23,795.81 = 10,078.20/x
  3. Step 3: Cross multiply
    17,243.36x = 23,795.81 × 10,078.20
  4. Step 4: Simplify right side
    17,243.36x = 239,818,895.34
  5. Step 5: Solve for x
    x = 239,818,895.34/17,243.36
  6. Step 6: Final answer
    x = 13,907.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.