Home / 28,895.50-43,352.11-25,915.11

Finding the Fourth Proportional to 28,895.50, 43,352.11 and 25,915.11

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Solution

The fourth proportional to 28,895.50, 43,352.11 and 25,915.11 is: 38,880.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,895.50 : 43,352.11 = 25,915.11 : x
  2. Step 2: Convert to fraction form
    28,895.50/43,352.11 = 25,915.11/x
  3. Step 3: Cross multiply
    28,895.50x = 43,352.11 × 25,915.11
  4. Step 4: Simplify right side
    28,895.50x = 1,123,474,569.21
  5. Step 5: Solve for x
    x = 1,123,474,569.21/28,895.50
  6. Step 6: Final answer
    x = 38,880.60

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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.