Home / 25,182.93-37,701.45-18,969.12

Finding the Fourth Proportional to 25,182.93, 37,701.45 and 18,969.12

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Solution

The fourth proportional to 25,182.93, 37,701.45 and 18,969.12 is: 28,398.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,182.93 : 37,701.45 = 18,969.12 : x
  2. Step 2: Convert to fraction form
    25,182.93/37,701.45 = 18,969.12/x
  3. Step 3: Cross multiply
    25,182.93x = 37,701.45 × 18,969.12
  4. Step 4: Simplify right side
    25,182.93x = 715,163,329.22
  5. Step 5: Solve for x
    x = 715,163,329.22/25,182.93
  6. Step 6: Final answer
    x = 28,398.73

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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.