Home / 34,742.73-52,113.67-8,447.70

Finding the Fourth Proportional to 34,742.73, 52,113.67 and 8,447.70

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Solution

The fourth proportional to 34,742.73, 52,113.67 and 8,447.70 is: 12,671.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,742.73 : 52,113.67 = 8,447.70 : x
  2. Step 2: Convert to fraction form
    34,742.73/52,113.67 = 8,447.70/x
  3. Step 3: Cross multiply
    34,742.73x = 52,113.67 × 8,447.70
  4. Step 4: Simplify right side
    34,742.73x = 440,240,650.06
  5. Step 5: Solve for x
    x = 440,240,650.06/34,742.73
  6. Step 6: Final answer
    x = 12,671.45

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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.