Home / 25,005.50-34,492.60-16,507.79

Finding the Fourth Proportional to 25,005.50, 34,492.60 and 16,507.79

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Solution

The fourth proportional to 25,005.50, 34,492.60 and 16,507.79 is: 22,770.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,005.50 : 34,492.60 = 16,507.79 : x
  2. Step 2: Convert to fraction form
    25,005.50/34,492.60 = 16,507.79/x
  3. Step 3: Cross multiply
    25,005.50x = 34,492.60 × 16,507.79
  4. Step 4: Simplify right side
    25,005.50x = 569,396,597.35
  5. Step 5: Solve for x
    x = 569,396,597.35/25,005.50
  6. Step 6: Final answer
    x = 22,770.85

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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.