Home / 22,784.44-31,435.12-14,294.04

Finding the Fourth Proportional to 22,784.44, 31,435.12 and 14,294.04

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Solution

The fourth proportional to 22,784.44, 31,435.12 and 14,294.04 is: 19,721.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,784.44 : 31,435.12 = 14,294.04 : x
  2. Step 2: Convert to fraction form
    22,784.44/31,435.12 = 14,294.04/x
  3. Step 3: Cross multiply
    22,784.44x = 31,435.12 × 14,294.04
  4. Step 4: Simplify right side
    22,784.44x = 449,334,862.68
  5. Step 5: Solve for x
    x = 449,334,862.68/22,784.44
  6. Step 6: Final answer
    x = 19,721.13

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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.