Home / 45,921.52-63,355.40-30,015.14

Finding the Fourth Proportional to 45,921.52, 63,355.40 and 30,015.14

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Solution

The fourth proportional to 45,921.52, 63,355.40 and 30,015.14 is: 41,410.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,921.52 : 63,355.40 = 30,015.14 : x
  2. Step 2: Convert to fraction form
    45,921.52/63,355.40 = 30,015.14/x
  3. Step 3: Cross multiply
    45,921.52x = 63,355.40 × 30,015.14
  4. Step 4: Simplify right side
    45,921.52x = 1,901,621,200.76
  5. Step 5: Solve for x
    x = 1,901,621,200.76/45,921.52
  6. Step 6: Final answer
    x = 41,410.24

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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.