Home / 22,360.36-30,870.82-14,813.12

Finding the Fourth Proportional to 22,360.36, 30,870.82 and 14,813.12

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Solution

The fourth proportional to 22,360.36, 30,870.82 and 14,813.12 is: 20,451.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,360.36 : 30,870.82 = 14,813.12 : x
  2. Step 2: Convert to fraction form
    22,360.36/30,870.82 = 14,813.12/x
  3. Step 3: Cross multiply
    22,360.36x = 30,870.82 × 14,813.12
  4. Step 4: Simplify right side
    22,360.36x = 457,293,161.16
  5. Step 5: Solve for x
    x = 457,293,161.16/22,360.36
  6. Step 6: Final answer
    x = 20,451.06

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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.