Home / 33,239.61-45,870.93-18,132.39

Finding the Fourth Proportional to 33,239.61, 45,870.93 and 18,132.39

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Solution

The fourth proportional to 33,239.61, 45,870.93 and 18,132.39 is: 25,022.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,239.61 : 45,870.93 = 18,132.39 : x
  2. Step 2: Convert to fraction form
    33,239.61/45,870.93 = 18,132.39/x
  3. Step 3: Cross multiply
    33,239.61x = 45,870.93 × 18,132.39
  4. Step 4: Simplify right side
    33,239.61x = 831,749,592.42
  5. Step 5: Solve for x
    x = 831,749,592.42/33,239.61
  6. Step 6: Final answer
    x = 25,022.84

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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.