Home / 27,853.04-38,435.40-16,523.57

Finding the Fourth Proportional to 27,853.04, 38,435.40 and 16,523.57

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Solution

The fourth proportional to 27,853.04, 38,435.40 and 16,523.57 is: 22,801.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,853.04 : 38,435.40 = 16,523.57 : x
  2. Step 2: Convert to fraction form
    27,853.04/38,435.40 = 16,523.57/x
  3. Step 3: Cross multiply
    27,853.04x = 38,435.40 × 16,523.57
  4. Step 4: Simplify right side
    27,853.04x = 635,089,830.20
  5. Step 5: Solve for x
    x = 635,089,830.20/27,853.04
  6. Step 6: Final answer
    x = 22,801.46

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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.