Home / 27,548.78-38,017.69-14,973.80

Finding the Fourth Proportional to 27,548.78, 38,017.69 and 14,973.80

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Solution

The fourth proportional to 27,548.78, 38,017.69 and 14,973.80 is: 20,664.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,548.78 : 38,017.69 = 14,973.80 : x
  2. Step 2: Convert to fraction form
    27,548.78/38,017.69 = 14,973.80/x
  3. Step 3: Cross multiply
    27,548.78x = 38,017.69 × 14,973.80
  4. Step 4: Simplify right side
    27,548.78x = 569,269,059.00
  5. Step 5: Solve for x
    x = 569,269,059.00/27,548.78
  6. Step 6: Final answer
    x = 20,664.04

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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.