Home / 22,643.45-33,920.99-14,828.57

Finding the Fourth Proportional to 22,643.45, 33,920.99 and 14,828.57

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Solution

The fourth proportional to 22,643.45, 33,920.99 and 14,828.57 is: 22,213.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,643.45 : 33,920.99 = 14,828.57 : x
  2. Step 2: Convert to fraction form
    22,643.45/33,920.99 = 14,828.57/x
  3. Step 3: Cross multiply
    22,643.45x = 33,920.99 × 14,828.57
  4. Step 4: Simplify right side
    22,643.45x = 502,999,774.68
  5. Step 5: Solve for x
    x = 502,999,774.68/22,643.45
  6. Step 6: Final answer
    x = 22,213.92

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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.