Home / 28,576.71-39,435.84-16,001.46

Finding the Fourth Proportional to 28,576.71, 39,435.84 and 16,001.46

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Solution

The fourth proportional to 28,576.71, 39,435.84 and 16,001.46 is: 22,082.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,576.71 : 39,435.84 = 16,001.46 : x
  2. Step 2: Convert to fraction form
    28,576.71/39,435.84 = 16,001.46/x
  3. Step 3: Cross multiply
    28,576.71x = 39,435.84 × 16,001.46
  4. Step 4: Simplify right side
    28,576.71x = 631,031,016.33
  5. Step 5: Solve for x
    x = 631,031,016.33/28,576.71
  6. Step 6: Final answer
    x = 22,082.00

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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.