Home / 27,201.81-37,539.18-15,266.10

Finding the Fourth Proportional to 27,201.81, 37,539.18 and 15,266.10

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Solution

The fourth proportional to 27,201.81, 37,539.18 and 15,266.10 is: 21,067.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,201.81 : 37,539.18 = 15,266.10 : x
  2. Step 2: Convert to fraction form
    27,201.81/37,539.18 = 15,266.10/x
  3. Step 3: Cross multiply
    27,201.81x = 37,539.18 × 15,266.10
  4. Step 4: Simplify right side
    27,201.81x = 573,076,875.80
  5. Step 5: Solve for x
    x = 573,076,875.80/27,201.81
  6. Step 6: Final answer
    x = 21,067.60

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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.