Home / 34,519.18-51,798.44-13,456.48

Finding the Fourth Proportional to 34,519.18, 51,798.44 and 13,456.48

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Solution

The fourth proportional to 34,519.18, 51,798.44 and 13,456.48 is: 20,192.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,519.18 : 51,798.44 = 13,456.48 : x
  2. Step 2: Convert to fraction form
    34,519.18/51,798.44 = 13,456.48/x
  3. Step 3: Cross multiply
    34,519.18x = 51,798.44 × 13,456.48
  4. Step 4: Simplify right side
    34,519.18x = 697,024,671.89
  5. Step 5: Solve for x
    x = 697,024,671.89/34,519.18
  6. Step 6: Final answer
    x = 20,192.39

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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.