Home / 51,919.61-71,649.02-28,046.28

Finding the Fourth Proportional to 51,919.61, 71,649.02 and 28,046.28

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Solution

The fourth proportional to 51,919.61, 71,649.02 and 28,046.28 is: 38,703.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,919.61 : 71,649.02 = 28,046.28 : x
  2. Step 2: Convert to fraction form
    51,919.61/71,649.02 = 28,046.28/x
  3. Step 3: Cross multiply
    51,919.61x = 71,649.02 × 28,046.28
  4. Step 4: Simplify right side
    51,919.61x = 2,009,488,476.65
  5. Step 5: Solve for x
    x = 2,009,488,476.65/51,919.61
  6. Step 6: Final answer
    x = 38,703.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.