Home / 37,570.36-51,847.14-20,803

Finding the Fourth Proportional to 37,570.36, 51,847.14 and 20,803

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Solution

The fourth proportional to 37,570.36, 51,847.14 and 20,803 is: 28,708.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,570.36 : 51,847.14 = 20,803 : x
  2. Step 2: Convert to fraction form
    37,570.36/51,847.14 = 20,803/x
  3. Step 3: Cross multiply
    37,570.36x = 51,847.14 × 20,803
  4. Step 4: Simplify right side
    37,570.36x = 1,078,576,053.42
  5. Step 5: Solve for x
    x = 1,078,576,053.42/37,570.36
  6. Step 6: Final answer
    x = 28,708.16

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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.