Home / 22,905.14-31,618.77-14,954.18

Finding the Fourth Proportional to 22,905.14, 31,618.77 and 14,954.18

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Solution

The fourth proportional to 22,905.14, 31,618.77 and 14,954.18 is: 20,643.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,905.14 : 31,618.77 = 14,954.18 : x
  2. Step 2: Convert to fraction form
    22,905.14/31,618.77 = 14,954.18/x
  3. Step 3: Cross multiply
    22,905.14x = 31,618.77 × 14,954.18
  4. Step 4: Simplify right side
    22,905.14x = 472,832,777.96
  5. Step 5: Solve for x
    x = 472,832,777.96/22,905.14
  6. Step 6: Final answer
    x = 20,643.09

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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.