Home / 37,048.96-51,127.64-21,133

Finding the Fourth Proportional to 37,048.96, 51,127.64 and 21,133

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Solution

The fourth proportional to 37,048.96, 51,127.64 and 21,133 is: 29,163.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,048.96 : 51,127.64 = 21,133 : x
  2. Step 2: Convert to fraction form
    37,048.96/51,127.64 = 21,133/x
  3. Step 3: Cross multiply
    37,048.96x = 51,127.64 × 21,133
  4. Step 4: Simplify right side
    37,048.96x = 1,080,480,416.12
  5. Step 5: Solve for x
    x = 1,080,480,416.12/37,048.96
  6. Step 6: Final answer
    x = 29,163.58

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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.