Home / 32,531.64-48,762.90-12,807.48

Finding the Fourth Proportional to 32,531.64, 48,762.90 and 12,807.48

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Solution

The fourth proportional to 32,531.64, 48,762.90 and 12,807.48 is: 19,197.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,531.64 : 48,762.90 = 12,807.48 : x
  2. Step 2: Convert to fraction form
    32,531.64/48,762.90 = 12,807.48/x
  3. Step 3: Cross multiply
    32,531.64x = 48,762.90 × 12,807.48
  4. Step 4: Simplify right side
    32,531.64x = 624,529,866.49
  5. Step 5: Solve for x
    x = 624,529,866.49/32,531.64
  6. Step 6: Final answer
    x = 19,197.61

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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.