Home / 34,506.86-51,771.22-12,319.74

Finding the Fourth Proportional to 34,506.86, 51,771.22 and 12,319.74

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Solution

The fourth proportional to 34,506.86, 51,771.22 and 12,319.74 is: 18,483.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,506.86 : 51,771.22 = 12,319.74 : x
  2. Step 2: Convert to fraction form
    34,506.86/51,771.22 = 12,319.74/x
  3. Step 3: Cross multiply
    34,506.86x = 51,771.22 × 12,319.74
  4. Step 4: Simplify right side
    34,506.86x = 637,807,939.08
  5. Step 5: Solve for x
    x = 637,807,939.08/34,506.86
  6. Step 6: Final answer
    x = 18,483.51

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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.