Home / 15,457.50-23,186.43-5,069.70

Finding the Fourth Proportional to 15,457.50, 23,186.43 and 5,069.70

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Solution

The fourth proportional to 15,457.50, 23,186.43 and 5,069.70 is: 7,604.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,457.50 : 23,186.43 = 5,069.70 : x
  2. Step 2: Convert to fraction form
    15,457.50/23,186.43 = 5,069.70/x
  3. Step 3: Cross multiply
    15,457.50x = 23,186.43 × 5,069.70
  4. Step 4: Simplify right side
    15,457.50x = 117,548,244.17
  5. Step 5: Solve for x
    x = 117,548,244.17/15,457.50
  6. Step 6: Final answer
    x = 7,604.61

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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.