Home / 18,877.84-26,051.99-10,379.53

Finding the Fourth Proportional to 18,877.84, 26,051.99 and 10,379.53

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Solution

The fourth proportional to 18,877.84, 26,051.99 and 10,379.53 is: 14,324.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,877.84 : 26,051.99 = 10,379.53 : x
  2. Step 2: Convert to fraction form
    18,877.84/26,051.99 = 10,379.53/x
  3. Step 3: Cross multiply
    18,877.84x = 26,051.99 × 10,379.53
  4. Step 4: Simplify right side
    18,877.84x = 270,407,281.50
  5. Step 5: Solve for x
    x = 270,407,281.50/18,877.84
  6. Step 6: Final answer
    x = 14,324.06

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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.