Home / 34,312.98-51,433.77-13,267.47

Finding the Fourth Proportional to 34,312.98, 51,433.77 and 13,267.47

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Solution

The fourth proportional to 34,312.98, 51,433.77 and 13,267.47 is: 19,887.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,312.98 : 51,433.77 = 13,267.47 : x
  2. Step 2: Convert to fraction form
    34,312.98/51,433.77 = 13,267.47/x
  3. Step 3: Cross multiply
    34,312.98x = 51,433.77 × 13,267.47
  4. Step 4: Simplify right side
    34,312.98x = 682,396,000.46
  5. Step 5: Solve for x
    x = 682,396,000.46/34,312.98
  6. Step 6: Final answer
    x = 19,887.40

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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.