Home / 15,636.94-23,455.77-4,543.72

Finding the Fourth Proportional to 15,636.94, 23,455.77 and 4,543.72

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Solution

The fourth proportional to 15,636.94, 23,455.77 and 4,543.72 is: 6,815.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,636.94 : 23,455.77 = 4,543.72 : x
  2. Step 2: Convert to fraction form
    15,636.94/23,455.77 = 4,543.72/x
  3. Step 3: Cross multiply
    15,636.94x = 23,455.77 × 4,543.72
  4. Step 4: Simplify right side
    15,636.94x = 106,576,451.26
  5. Step 5: Solve for x
    x = 106,576,451.26/15,636.94
  6. Step 6: Final answer
    x = 6,815.68

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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.