Home / 32,530.78-48,814.62-15,000.61

Finding the Fourth Proportional to 32,530.78, 48,814.62 and 15,000.61

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Solution

The fourth proportional to 32,530.78, 48,814.62 and 15,000.61 is: 22,509.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,530.78 : 48,814.62 = 15,000.61 : x
  2. Step 2: Convert to fraction form
    32,530.78/48,814.62 = 15,000.61/x
  3. Step 3: Cross multiply
    32,530.78x = 48,814.62 × 15,000.61
  4. Step 4: Simplify right side
    32,530.78x = 732,249,076.92
  5. Step 5: Solve for x
    x = 732,249,076.92/32,530.78
  6. Step 6: Final answer
    x = 22,509.42

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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.