Home / 18,878.53-26,056.14-14,394.27

Finding the Fourth Proportional to 18,878.53, 26,056.14 and 14,394.27

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Solution

The fourth proportional to 18,878.53, 26,056.14 and 14,394.27 is: 19,866.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,878.53 : 26,056.14 = 14,394.27 : x
  2. Step 2: Convert to fraction form
    18,878.53/26,056.14 = 14,394.27/x
  3. Step 3: Cross multiply
    18,878.53x = 26,056.14 × 14,394.27
  4. Step 4: Simplify right side
    18,878.53x = 375,059,114.32
  5. Step 5: Solve for x
    x = 375,059,114.32/18,878.53
  6. Step 6: Final answer
    x = 19,866.97

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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.