Home / 22,580.24-31,154.36-13,019.37

Finding the Fourth Proportional to 22,580.24, 31,154.36 and 13,019.37

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Solution

The fourth proportional to 22,580.24, 31,154.36 and 13,019.37 is: 17,963.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,580.24 : 31,154.36 = 13,019.37 : x
  2. Step 2: Convert to fraction form
    22,580.24/31,154.36 = 13,019.37/x
  3. Step 3: Cross multiply
    22,580.24x = 31,154.36 × 13,019.37
  4. Step 4: Simplify right side
    22,580.24x = 405,610,139.95
  5. Step 5: Solve for x
    x = 405,610,139.95/22,580.24
  6. Step 6: Final answer
    x = 17,963.06

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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.