Home / 15,640.47-23,455.04-4,544.19

Finding the Fourth Proportional to 15,640.47, 23,455.04 and 4,544.19

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Solution

The fourth proportional to 15,640.47, 23,455.04 and 4,544.19 is: 6,814.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,640.47 : 23,455.04 = 4,544.19 : x
  2. Step 2: Convert to fraction form
    15,640.47/23,455.04 = 4,544.19/x
  3. Step 3: Cross multiply
    15,640.47x = 23,455.04 × 4,544.19
  4. Step 4: Simplify right side
    15,640.47x = 106,584,135.50
  5. Step 5: Solve for x
    x = 106,584,135.50/15,640.47
  6. Step 6: Final answer
    x = 6,814.64

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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.