Home / 22,774.85-31,449.07-14,291.68

Finding the Fourth Proportional to 22,774.85, 31,449.07 and 14,291.68

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Solution

The fourth proportional to 22,774.85, 31,449.07 and 14,291.68 is: 19,734.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,774.85 : 31,449.07 = 14,291.68 : x
  2. Step 2: Convert to fraction form
    22,774.85/31,449.07 = 14,291.68/x
  3. Step 3: Cross multiply
    22,774.85x = 31,449.07 × 14,291.68
  4. Step 4: Simplify right side
    22,774.85x = 449,460,044.74
  5. Step 5: Solve for x
    x = 449,460,044.74/22,774.85
  6. Step 6: Final answer
    x = 19,734.93

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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.