Home / 47,077.21-64,968.11-25,858.45

Finding the Fourth Proportional to 47,077.21, 64,968.11 and 25,858.45

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Solution

The fourth proportional to 47,077.21, 64,968.11 and 25,858.45 is: 35,685.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,077.21 : 64,968.11 = 25,858.45 : x
  2. Step 2: Convert to fraction form
    47,077.21/64,968.11 = 25,858.45/x
  3. Step 3: Cross multiply
    47,077.21x = 64,968.11 × 25,858.45
  4. Step 4: Simplify right side
    47,077.21x = 1,679,974,624.03
  5. Step 5: Solve for x
    x = 1,679,974,624.03/47,077.21
  6. Step 6: Final answer
    x = 35,685.52

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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.