Home / 14,709.40-22,074.90-9,170.80

Finding the Fourth Proportional to 14,709.40, 22,074.90 and 9,170.80

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Solution

The fourth proportional to 14,709.40, 22,074.90 and 9,170.80 is: 13,762.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,709.40 : 22,074.90 = 9,170.80 : x
  2. Step 2: Convert to fraction form
    14,709.40/22,074.90 = 9,170.80/x
  3. Step 3: Cross multiply
    14,709.40x = 22,074.90 × 9,170.80
  4. Step 4: Simplify right side
    14,709.40x = 202,444,492.92
  5. Step 5: Solve for x
    x = 202,444,492.92/14,709.40
  6. Step 6: Final answer
    x = 13,762.93

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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.