Home / 32,684.40-48,991.50-12,935.52

Finding the Fourth Proportional to 32,684.40, 48,991.50 and 12,935.52

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Solution

The fourth proportional to 32,684.40, 48,991.50 and 12,935.52 is: 19,389.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,684.40 : 48,991.50 = 12,935.52 : x
  2. Step 2: Convert to fraction form
    32,684.40/48,991.50 = 12,935.52/x
  3. Step 3: Cross multiply
    32,684.40x = 48,991.50 × 12,935.52
  4. Step 4: Simplify right side
    32,684.40x = 633,730,528.08
  5. Step 5: Solve for x
    x = 633,730,528.08/32,684.40
  6. Step 6: Final answer
    x = 19,389.39

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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.