Home / 27,220.10-37,567.80-16,615.89

Finding the Fourth Proportional to 27,220.10, 37,567.80 and 16,615.89

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Solution

The fourth proportional to 27,220.10, 37,567.80 and 16,615.89 is: 22,932.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,220.10 : 37,567.80 = 16,615.89 : x
  2. Step 2: Convert to fraction form
    27,220.10/37,567.80 = 16,615.89/x
  3. Step 3: Cross multiply
    27,220.10x = 37,567.80 × 16,615.89
  4. Step 4: Simplify right side
    27,220.10x = 624,222,432.34
  5. Step 5: Solve for x
    x = 624,222,432.34/27,220.10
  6. Step 6: Final answer
    x = 22,932.41

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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.