Home / 34,683.81-52,028-12,191.76

Finding the Fourth Proportional to 34,683.81, 52,028 and 12,191.76

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Solution

The fourth proportional to 34,683.81, 52,028 and 12,191.76 is: 18,288.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,683.81 : 52,028 = 12,191.76 : x
  2. Step 2: Convert to fraction form
    34,683.81/52,028 = 12,191.76/x
  3. Step 3: Cross multiply
    34,683.81x = 52,028 × 12,191.76
  4. Step 4: Simplify right side
    34,683.81x = 634,312,889.28
  5. Step 5: Solve for x
    x = 634,312,889.28/34,683.81
  6. Step 6: Final answer
    x = 18,288.44

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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.