Home / 34,818.21-52,225.68-8,521.56

Finding the Fourth Proportional to 34,818.21, 52,225.68 and 8,521.56

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Solution

The fourth proportional to 34,818.21, 52,225.68 and 8,521.56 is: 12,781.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,818.21 : 52,225.68 = 8,521.56 : x
  2. Step 2: Convert to fraction form
    34,818.21/52,225.68 = 8,521.56/x
  3. Step 3: Cross multiply
    34,818.21x = 52,225.68 × 8,521.56
  4. Step 4: Simplify right side
    34,818.21x = 445,044,265.66
  5. Step 5: Solve for x
    x = 445,044,265.66/34,818.21
  6. Step 6: Final answer
    x = 12,781.94

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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.