Home / 16,570.39-24,808.93-12,429.67

Finding the Fourth Proportional to 16,570.39, 24,808.93 and 12,429.67

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Solution

The fourth proportional to 16,570.39, 24,808.93 and 12,429.67 is: 18,609.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,570.39 : 24,808.93 = 12,429.67 : x
  2. Step 2: Convert to fraction form
    16,570.39/24,808.93 = 12,429.67/x
  3. Step 3: Cross multiply
    16,570.39x = 24,808.93 × 12,429.67
  4. Step 4: Simplify right side
    16,570.39x = 308,366,812.95
  5. Step 5: Solve for x
    x = 308,366,812.95/16,570.39
  6. Step 6: Final answer
    x = 18,609.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.