Home / 14,381.82-21,569.47-5,612.22

Finding the Fourth Proportional to 14,381.82, 21,569.47 and 5,612.22

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Solution

The fourth proportional to 14,381.82, 21,569.47 and 5,612.22 is: 8,417.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,381.82 : 21,569.47 = 5,612.22 : x
  2. Step 2: Convert to fraction form
    14,381.82/21,569.47 = 5,612.22/x
  3. Step 3: Cross multiply
    14,381.82x = 21,569.47 × 5,612.22
  4. Step 4: Simplify right side
    14,381.82x = 121,052,610.92
  5. Step 5: Solve for x
    x = 121,052,610.92/14,381.82
  6. Step 6: Final answer
    x = 8,417.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.