Home / 47,077.52-64,967.28-25,856.60

Finding the Fourth Proportional to 47,077.52, 64,967.28 and 25,856.60

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Solution

The fourth proportional to 47,077.52, 64,967.28 and 25,856.60 is: 35,682.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,077.52 : 64,967.28 = 25,856.60 : x
  2. Step 2: Convert to fraction form
    47,077.52/64,967.28 = 25,856.60/x
  3. Step 3: Cross multiply
    47,077.52x = 64,967.28 × 25,856.60
  4. Step 4: Simplify right side
    47,077.52x = 1,679,832,972.05
  5. Step 5: Solve for x
    x = 1,679,832,972.05/47,077.52
  6. Step 6: Final answer
    x = 35,682.27

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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.