Home / 40,856.76-61,302.36-15,914.44

Finding the Fourth Proportional to 40,856.76, 61,302.36 and 15,914.44

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Solution

The fourth proportional to 40,856.76, 61,302.36 and 15,914.44 is: 23,878.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,856.76 : 61,302.36 = 15,914.44 : x
  2. Step 2: Convert to fraction form
    40,856.76/61,302.36 = 15,914.44/x
  3. Step 3: Cross multiply
    40,856.76x = 61,302.36 × 15,914.44
  4. Step 4: Simplify right side
    40,856.76x = 975,592,730.08
  5. Step 5: Solve for x
    x = 975,592,730.08/40,856.76
  6. Step 6: Final answer
    x = 23,878.37

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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.