Home / 18,526.35-25,578.59-14,269.89

Finding the Fourth Proportional to 18,526.35, 25,578.59 and 14,269.89

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Solution

The fourth proportional to 18,526.35, 25,578.59 and 14,269.89 is: 19,701.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,526.35 : 25,578.59 = 14,269.89 : x
  2. Step 2: Convert to fraction form
    18,526.35/25,578.59 = 14,269.89/x
  3. Step 3: Cross multiply
    18,526.35x = 25,578.59 × 14,269.89
  4. Step 4: Simplify right side
    18,526.35x = 365,003,594.31
  5. Step 5: Solve for x
    x = 365,003,594.31/18,526.35
  6. Step 6: Final answer
    x = 19,701.86

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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.