Home / 15,457.87-23,184.11-7,137.18

Finding the Fourth Proportional to 15,457.87, 23,184.11 and 7,137.18

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Solution

The fourth proportional to 15,457.87, 23,184.11 and 7,137.18 is: 10,704.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,457.87 : 23,184.11 = 7,137.18 : x
  2. Step 2: Convert to fraction form
    15,457.87/23,184.11 = 7,137.18/x
  3. Step 3: Cross multiply
    15,457.87x = 23,184.11 × 7,137.18
  4. Step 4: Simplify right side
    15,457.87x = 165,469,050.29
  5. Step 5: Solve for x
    x = 165,469,050.29/15,457.87
  6. Step 6: Final answer
    x = 10,704.52

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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.