Home / 45,945.56-63,410.75-28,036.76

Finding the Fourth Proportional to 45,945.56, 63,410.75 and 28,036.76

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Solution

The fourth proportional to 45,945.56, 63,410.75 and 28,036.76 is: 38,694.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,945.56 : 63,410.75 = 28,036.76 : x
  2. Step 2: Convert to fraction form
    45,945.56/63,410.75 = 28,036.76/x
  3. Step 3: Cross multiply
    45,945.56x = 63,410.75 × 28,036.76
  4. Step 4: Simplify right side
    45,945.56x = 1,777,831,979.17
  5. Step 5: Solve for x
    x = 1,777,831,979.17/45,945.56
  6. Step 6: Final answer
    x = 38,694.32

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1.5x scale

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.