Home / 25,306.86-37,956.39-8,663.07

Finding the Fourth Proportional to 25,306.86, 37,956.39 and 8,663.07

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Solution

The fourth proportional to 25,306.86, 37,956.39 and 8,663.07 is: 12,993.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,306.86 : 37,956.39 = 8,663.07 : x
  2. Step 2: Convert to fraction form
    25,306.86/37,956.39 = 8,663.07/x
  3. Step 3: Cross multiply
    25,306.86x = 37,956.39 × 8,663.07
  4. Step 4: Simplify right side
    25,306.86x = 328,818,863.52
  5. Step 5: Solve for x
    x = 328,818,863.52/25,306.86
  6. Step 6: Final answer
    x = 12,993.27

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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.