Home / 32,858.47-49,291.80-12,865.38

Finding the Fourth Proportional to 32,858.47, 49,291.80 and 12,865.38

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Solution

The fourth proportional to 32,858.47, 49,291.80 and 12,865.38 is: 19,299.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,858.47 : 49,291.80 = 12,865.38 : x
  2. Step 2: Convert to fraction form
    32,858.47/49,291.80 = 12,865.38/x
  3. Step 3: Cross multiply
    32,858.47x = 49,291.80 × 12,865.38
  4. Step 4: Simplify right side
    32,858.47x = 634,157,737.88
  5. Step 5: Solve for x
    x = 634,157,737.88/32,858.47
  6. Step 6: Final answer
    x = 19,299.67

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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.