Home / 34,438.89-51,609.05-19,617.20

Finding the Fourth Proportional to 34,438.89, 51,609.05 and 19,617.20

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Solution

The fourth proportional to 34,438.89, 51,609.05 and 19,617.20 is: 29,397.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,438.89 : 51,609.05 = 19,617.20 : x
  2. Step 2: Convert to fraction form
    34,438.89/51,609.05 = 19,617.20/x
  3. Step 3: Cross multiply
    34,438.89x = 51,609.05 × 19,617.20
  4. Step 4: Simplify right side
    34,438.89x = 1,012,424,699.53
  5. Step 5: Solve for x
    x = 1,012,424,699.53/34,438.89
  6. Step 6: Final answer
    x = 29,397.72

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1.5x scale

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.