Home / 34,280.40-51,420.51-10,906.77

Finding the Fourth Proportional to 34,280.40, 51,420.51 and 10,906.77

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Solution

The fourth proportional to 34,280.40, 51,420.51 and 10,906.77 is: 16,360.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,280.40 : 51,420.51 = 10,906.77 : x
  2. Step 2: Convert to fraction form
    34,280.40/51,420.51 = 10,906.77/x
  3. Step 3: Cross multiply
    34,280.40x = 51,420.51 × 10,906.77
  4. Step 4: Simplify right side
    34,280.40x = 560,831,675.85
  5. Step 5: Solve for x
    x = 560,831,675.85/34,280.40
  6. Step 6: Final answer
    x = 16,360.13

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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.