Home / 51,047.75-70,384.86-33,136.22

Finding the Fourth Proportional to 51,047.75, 70,384.86 and 33,136.22

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Solution

The fourth proportional to 51,047.75, 70,384.86 and 33,136.22 is: 45,688.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,047.75 : 70,384.86 = 33,136.22 : x
  2. Step 2: Convert to fraction form
    51,047.75/70,384.86 = 33,136.22/x
  3. Step 3: Cross multiply
    51,047.75x = 70,384.86 × 33,136.22
  4. Step 4: Simplify right side
    51,047.75x = 2,332,288,381.59
  5. Step 5: Solve for x
    x = 2,332,288,381.59/51,047.75
  6. Step 6: Final answer
    x = 45,688.37

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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.