Home / 14,419.38-19,781.47-14,283.30

Finding the Fourth Proportional to 14,419.38, 19,781.47 and 14,283.30

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Solution

The fourth proportional to 14,419.38, 19,781.47 and 14,283.30 is: 19,594.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,419.38 : 19,781.47 = 14,283.30 : x
  2. Step 2: Convert to fraction form
    14,419.38/19,781.47 = 14,283.30/x
  3. Step 3: Cross multiply
    14,419.38x = 19,781.47 × 14,283.30
  4. Step 4: Simplify right side
    14,419.38x = 282,544,670.45
  5. Step 5: Solve for x
    x = 282,544,670.45/14,419.38
  6. Step 6: Final answer
    x = 19,594.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.