Home / 22,590.41-31,174.44-12,519.41

Finding the Fourth Proportional to 22,590.41, 31,174.44 and 12,519.41

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Solution

The fourth proportional to 22,590.41, 31,174.44 and 12,519.41 is: 17,276.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,590.41 : 31,174.44 = 12,519.41 : x
  2. Step 2: Convert to fraction form
    22,590.41/31,174.44 = 12,519.41/x
  3. Step 3: Cross multiply
    22,590.41x = 31,174.44 × 12,519.41
  4. Step 4: Simplify right side
    22,590.41x = 390,285,440.01
  5. Step 5: Solve for x
    x = 390,285,440.01/22,590.41
  6. Step 6: Final answer
    x = 17,276.60

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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.