Home / 17,280.51-23,846.87-10,115.37

Finding the Fourth Proportional to 17,280.51, 23,846.87 and 10,115.37

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Solution

The fourth proportional to 17,280.51, 23,846.87 and 10,115.37 is: 13,959.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,280.51 : 23,846.87 = 10,115.37 : x
  2. Step 2: Convert to fraction form
    17,280.51/23,846.87 = 10,115.37/x
  3. Step 3: Cross multiply
    17,280.51x = 23,846.87 × 10,115.37
  4. Step 4: Simplify right side
    17,280.51x = 241,219,862.82
  5. Step 5: Solve for x
    x = 241,219,862.82/17,280.51
  6. Step 6: Final answer
    x = 13,959.07

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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.