Home / 45,935.18-63,397.48-28,040.60

Finding the Fourth Proportional to 45,935.18, 63,397.48 and 28,040.60

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Solution

The fourth proportional to 45,935.18, 63,397.48 and 28,040.60 is: 38,700.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,935.18 : 63,397.48 = 28,040.60 : x
  2. Step 2: Convert to fraction form
    45,935.18/63,397.48 = 28,040.60/x
  3. Step 3: Cross multiply
    45,935.18x = 63,397.48 × 28,040.60
  4. Step 4: Simplify right side
    45,935.18x = 1,777,703,377.69
  5. Step 5: Solve for x
    x = 1,777,703,377.69/45,935.18
  6. Step 6: Final answer
    x = 38,700.26

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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.