Home / 34,370.60-51,548.94-20,130.53

Finding the Fourth Proportional to 34,370.60, 51,548.94 and 20,130.53

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Solution

The fourth proportional to 34,370.60, 51,548.94 and 20,130.53 is: 30,191.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,370.60 : 51,548.94 = 20,130.53 : x
  2. Step 2: Convert to fraction form
    34,370.60/51,548.94 = 20,130.53/x
  3. Step 3: Cross multiply
    34,370.60x = 51,548.94 × 20,130.53
  4. Step 4: Simplify right side
    34,370.60x = 1,037,707,225.39
  5. Step 5: Solve for x
    x = 1,037,707,225.39/34,370.60
  6. Step 6: Final answer
    x = 30,191.72

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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.