Home / 36,411.10-50,237.48-21,307.50

Finding the Fourth Proportional to 36,411.10, 50,237.48 and 21,307.50

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Solution

The fourth proportional to 36,411.10, 50,237.48 and 21,307.50 is: 29,398.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,411.10 : 50,237.48 = 21,307.50 : x
  2. Step 2: Convert to fraction form
    36,411.10/50,237.48 = 21,307.50/x
  3. Step 3: Cross multiply
    36,411.10x = 50,237.48 × 21,307.50
  4. Step 4: Simplify right side
    36,411.10x = 1,070,435,158.37
  5. Step 5: Solve for x
    x = 1,070,435,158.37/36,411.10
  6. Step 6: Final answer
    x = 29,398.60

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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.