Home / 32,438.07-48,684.44-12,730.46

Finding the Fourth Proportional to 32,438.07, 48,684.44 and 12,730.46

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Solution

The fourth proportional to 32,438.07, 48,684.44 and 12,730.46 is: 19,106.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,438.07 : 48,684.44 = 12,730.46 : x
  2. Step 2: Convert to fraction form
    32,438.07/48,684.44 = 12,730.46/x
  3. Step 3: Cross multiply
    32,438.07x = 48,684.44 × 12,730.46
  4. Step 4: Simplify right side
    32,438.07x = 619,775,252.39
  5. Step 5: Solve for x
    x = 619,775,252.39/32,438.07
  6. Step 6: Final answer
    x = 19,106.42

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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.