Home / 32,880.45-49,309.65-10,688.38

Finding the Fourth Proportional to 32,880.45, 49,309.65 and 10,688.38

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Solution

The fourth proportional to 32,880.45, 49,309.65 and 10,688.38 is: 16,028.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,880.45 : 49,309.65 = 10,688.38 : x
  2. Step 2: Convert to fraction form
    32,880.45/49,309.65 = 10,688.38/x
  3. Step 3: Cross multiply
    32,880.45x = 49,309.65 × 10,688.38
  4. Step 4: Simplify right side
    32,880.45x = 527,040,153.59
  5. Step 5: Solve for x
    x = 527,040,153.59/32,880.45
  6. Step 6: Final answer
    x = 16,028.98

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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.