Home / 50,336.16-75,513.96-26,988.72

Finding the Fourth Proportional to 50,336.16, 75,513.96 and 26,988.72

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Solution

The fourth proportional to 50,336.16, 75,513.96 and 26,988.72 is: 40,488.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,336.16 : 75,513.96 = 26,988.72 : x
  2. Step 2: Convert to fraction form
    50,336.16/75,513.96 = 26,988.72/x
  3. Step 3: Cross multiply
    50,336.16x = 75,513.96 × 26,988.72
  4. Step 4: Simplify right side
    50,336.16x = 2,038,025,122.53
  5. Step 5: Solve for x
    x = 2,038,025,122.53/50,336.16
  6. Step 6: Final answer
    x = 40,488.29

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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.