Home / 28,823.22-39,774.65-16,077.74

Finding the Fourth Proportional to 28,823.22, 39,774.65 and 16,077.74

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Solution

The fourth proportional to 28,823.22, 39,774.65 and 16,077.74 is: 22,186.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,823.22 : 39,774.65 = 16,077.74 : x
  2. Step 2: Convert to fraction form
    28,823.22/39,774.65 = 16,077.74/x
  3. Step 3: Cross multiply
    28,823.22x = 39,774.65 × 16,077.74
  4. Step 4: Simplify right side
    28,823.22x = 639,486,202.03
  5. Step 5: Solve for x
    x = 639,486,202.03/28,823.22
  6. Step 6: Final answer
    x = 22,186.49

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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.