Home / 22,093.53-30,490.74-12,663.51

Finding the Fourth Proportional to 22,093.53, 30,490.74 and 12,663.51

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Solution

The fourth proportional to 22,093.53, 30,490.74 and 12,663.51 is: 17,476.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,093.53 : 30,490.74 = 12,663.51 : x
  2. Step 2: Convert to fraction form
    22,093.53/30,490.74 = 12,663.51/x
  3. Step 3: Cross multiply
    22,093.53x = 30,490.74 × 12,663.51
  4. Step 4: Simplify right side
    22,093.53x = 386,119,790.90
  5. Step 5: Solve for x
    x = 386,119,790.90/22,093.53
  6. Step 6: Final answer
    x = 17,476.60

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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.