Home / 33,838.40-50,741.60-10,136.81

Finding the Fourth Proportional to 33,838.40, 50,741.60 and 10,136.81

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Solution

The fourth proportional to 33,838.40, 50,741.60 and 10,136.81 is: 15,200.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,838.40 : 50,741.60 = 10,136.81 : x
  2. Step 2: Convert to fraction form
    33,838.40/50,741.60 = 10,136.81/x
  3. Step 3: Cross multiply
    33,838.40x = 50,741.60 × 10,136.81
  4. Step 4: Simplify right side
    33,838.40x = 514,357,653.90
  5. Step 5: Solve for x
    x = 514,357,653.90/33,838.40
  6. Step 6: Final answer
    x = 15,200.42

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1.5x scale

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.