Home / 35,622.41-53,448.35-15,621.56

Finding the Fourth Proportional to 35,622.41, 53,448.35 and 15,621.56

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Solution

The fourth proportional to 35,622.41, 53,448.35 and 15,621.56 is: 23,438.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,622.41 : 53,448.35 = 15,621.56 : x
  2. Step 2: Convert to fraction form
    35,622.41/53,448.35 = 15,621.56/x
  3. Step 3: Cross multiply
    35,622.41x = 53,448.35 × 15,621.56
  4. Step 4: Simplify right side
    35,622.41x = 834,946,261.08
  5. Step 5: Solve for x
    x = 834,946,261.08/35,622.41
  6. Step 6: Final answer
    x = 23,438.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.