Home / 16,059.40-22,162.59-8,985.67

Finding the Fourth Proportional to 16,059.40, 22,162.59 and 8,985.67

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Solution

The fourth proportional to 16,059.40, 22,162.59 and 8,985.67 is: 12,400.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,059.40 : 22,162.59 = 8,985.67 : x
  2. Step 2: Convert to fraction form
    16,059.40/22,162.59 = 8,985.67/x
  3. Step 3: Cross multiply
    16,059.40x = 22,162.59 × 8,985.67
  4. Step 4: Simplify right side
    16,059.40x = 199,145,664.68
  5. Step 5: Solve for x
    x = 199,145,664.68/16,059.40
  6. Step 6: Final answer
    x = 12,400.57

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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.