Home / 25,530.19-35,214.35-16,561.67

Finding the Fourth Proportional to 25,530.19, 35,214.35 and 16,561.67

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Solution

The fourth proportional to 25,530.19, 35,214.35 and 16,561.67 is: 22,843.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,530.19 : 35,214.35 = 16,561.67 : x
  2. Step 2: Convert to fraction form
    25,530.19/35,214.35 = 16,561.67/x
  3. Step 3: Cross multiply
    25,530.19x = 35,214.35 × 16,561.67
  4. Step 4: Simplify right side
    25,530.19x = 583,208,185.08
  5. Step 5: Solve for x
    x = 583,208,185.08/25,530.19
  6. Step 6: Final answer
    x = 22,843.87

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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.