Home / 22,530.24-31,094.40-13,582.26

Finding the Fourth Proportional to 22,530.24, 31,094.40 and 13,582.26

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Solution

The fourth proportional to 22,530.24, 31,094.40 and 13,582.26 is: 18,745.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,530.24 : 31,094.40 = 13,582.26 : x
  2. Step 2: Convert to fraction form
    22,530.24/31,094.40 = 13,582.26/x
  3. Step 3: Cross multiply
    22,530.24x = 31,094.40 × 13,582.26
  4. Step 4: Simplify right side
    22,530.24x = 422,332,225.34
  5. Step 5: Solve for x
    x = 422,332,225.34/22,530.24
  6. Step 6: Final answer
    x = 18,745.13

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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.