Home / 51,040.02-76,576.36-21,068.33

Finding the Fourth Proportional to 51,040.02, 76,576.36 and 21,068.33

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Solution

The fourth proportional to 51,040.02, 76,576.36 and 21,068.33 is: 31,609.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,040.02 : 76,576.36 = 21,068.33 : x
  2. Step 2: Convert to fraction form
    51,040.02/76,576.36 = 21,068.33/x
  3. Step 3: Cross multiply
    51,040.02x = 76,576.36 × 21,068.33
  4. Step 4: Simplify right side
    51,040.02x = 1,613,335,901.25
  5. Step 5: Solve for x
    x = 1,613,335,901.25/51,040.02
  6. Step 6: Final answer
    x = 31,609.23

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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.