Home / 16,880.97-25,322.69-5,787.57

Finding the Fourth Proportional to 16,880.97, 25,322.69 and 5,787.57

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Solution

The fourth proportional to 16,880.97, 25,322.69 and 5,787.57 is: 8,681.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,880.97 : 25,322.69 = 5,787.57 : x
  2. Step 2: Convert to fraction form
    16,880.97/25,322.69 = 5,787.57/x
  3. Step 3: Cross multiply
    16,880.97x = 25,322.69 × 5,787.57
  4. Step 4: Simplify right side
    16,880.97x = 146,556,807.95
  5. Step 5: Solve for x
    x = 146,556,807.95/16,880.97
  6. Step 6: Final answer
    x = 8,681.77

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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.