Home / 25,062.90-37,520.54-18,518.31

Finding the Fourth Proportional to 25,062.90, 37,520.54 and 18,518.31

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Solution

The fourth proportional to 25,062.90, 37,520.54 and 18,518.31 is: 27,722.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,062.90 : 37,520.54 = 18,518.31 : x
  2. Step 2: Convert to fraction form
    25,062.90/37,520.54 = 18,518.31/x
  3. Step 3: Cross multiply
    25,062.90x = 37,520.54 × 18,518.31
  4. Step 4: Simplify right side
    25,062.90x = 694,816,898.50
  5. Step 5: Solve for x
    x = 694,816,898.50/25,062.90
  6. Step 6: Final answer
    x = 27,722.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.