Home / 45,362.28-62,606.40-28,383.60

Finding the Fourth Proportional to 45,362.28, 62,606.40 and 28,383.60

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Solution

The fourth proportional to 45,362.28, 62,606.40 and 28,383.60 is: 39,173.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,362.28 : 62,606.40 = 28,383.60 : x
  2. Step 2: Convert to fraction form
    45,362.28/62,606.40 = 28,383.60/x
  3. Step 3: Cross multiply
    45,362.28x = 62,606.40 × 28,383.60
  4. Step 4: Simplify right side
    45,362.28x = 1,776,995,015.04
  5. Step 5: Solve for x
    x = 1,776,995,015.04/45,362.28
  6. Step 6: Final answer
    x = 39,173.41

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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.