Home / 28,913.60-43,329.90-23,000.60

Finding the Fourth Proportional to 28,913.60, 43,329.90 and 23,000.60

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Solution

The fourth proportional to 28,913.60, 43,329.90 and 23,000.60 is: 34,468.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,913.60 : 43,329.90 = 23,000.60 : x
  2. Step 2: Convert to fraction form
    28,913.60/43,329.90 = 23,000.60/x
  3. Step 3: Cross multiply
    28,913.60x = 43,329.90 × 23,000.60
  4. Step 4: Simplify right side
    28,913.60x = 996,613,697.94
  5. Step 5: Solve for x
    x = 996,613,697.94/28,913.60
  6. Step 6: Final answer
    x = 34,468.68

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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.