Home / 15,880.24-23,816.88-6,511.04

Finding the Fourth Proportional to 15,880.24, 23,816.88 and 6,511.04

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Solution

The fourth proportional to 15,880.24, 23,816.88 and 6,511.04 is: 9,765.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,880.24 : 23,816.88 = 6,511.04 : x
  2. Step 2: Convert to fraction form
    15,880.24/23,816.88 = 6,511.04/x
  3. Step 3: Cross multiply
    15,880.24x = 23,816.88 × 6,511.04
  4. Step 4: Simplify right side
    15,880.24x = 155,072,615.09
  5. Step 5: Solve for x
    x = 155,072,615.09/15,880.24
  6. Step 6: Final answer
    x = 9,765.13

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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.