Home / 18,580.02-25,644.13-11,030.51

Finding the Fourth Proportional to 18,580.02, 25,644.13 and 11,030.51

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Solution

The fourth proportional to 18,580.02, 25,644.13 and 11,030.51 is: 15,224.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,580.02 : 25,644.13 = 11,030.51 : x
  2. Step 2: Convert to fraction form
    18,580.02/25,644.13 = 11,030.51/x
  3. Step 3: Cross multiply
    18,580.02x = 25,644.13 × 11,030.51
  4. Step 4: Simplify right side
    18,580.02x = 282,867,868.94
  5. Step 5: Solve for x
    x = 282,867,868.94/18,580.02
  6. Step 6: Final answer
    x = 15,224.31

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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.