Home / 34,253.12-51,386.70-13,193.12

Finding the Fourth Proportional to 34,253.12, 51,386.70 and 13,193.12

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Solution

The fourth proportional to 34,253.12, 51,386.70 and 13,193.12 is: 19,792.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,253.12 : 51,386.70 = 13,193.12 : x
  2. Step 2: Convert to fraction form
    34,253.12/51,386.70 = 13,193.12/x
  3. Step 3: Cross multiply
    34,253.12x = 51,386.70 × 13,193.12
  4. Step 4: Simplify right side
    34,253.12x = 677,950,899.50
  5. Step 5: Solve for x
    x = 677,950,899.50/34,253.12
  6. Step 6: Final answer
    x = 19,792.38

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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.