Home / 49,897.23-68,869.98-28,688.82

Finding the Fourth Proportional to 49,897.23, 68,869.98 and 28,688.82

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Solution

The fourth proportional to 49,897.23, 68,869.98 and 28,688.82 is: 39,597.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,897.23 : 68,869.98 = 28,688.82 : x
  2. Step 2: Convert to fraction form
    49,897.23/68,869.98 = 28,688.82/x
  3. Step 3: Cross multiply
    49,897.23x = 68,869.98 × 28,688.82
  4. Step 4: Simplify right side
    49,897.23x = 1,975,798,459.62
  5. Step 5: Solve for x
    x = 1,975,798,459.62/49,897.23
  6. Step 6: Final answer
    x = 39,597.36

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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.