Home / 34,472.96-51,680.74-13,408.05

Finding the Fourth Proportional to 34,472.96, 51,680.74 and 13,408.05

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Solution

The fourth proportional to 34,472.96, 51,680.74 and 13,408.05 is: 20,100.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,472.96 : 51,680.74 = 13,408.05 : x
  2. Step 2: Convert to fraction form
    34,472.96/51,680.74 = 13,408.05/x
  3. Step 3: Cross multiply
    34,472.96x = 51,680.74 × 13,408.05
  4. Step 4: Simplify right side
    34,472.96x = 692,938,106.24
  5. Step 5: Solve for x
    x = 692,938,106.24/34,472.96
  6. Step 6: Final answer
    x = 20,100.92

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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.