Home / 12,457.63-17,191.67-6,792.34

Finding the Fourth Proportional to 12,457.63, 17,191.67 and 6,792.34

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Solution

The fourth proportional to 12,457.63, 17,191.67 and 6,792.34 is: 9,373.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,457.63 : 17,191.67 = 6,792.34 : x
  2. Step 2: Convert to fraction form
    12,457.63/17,191.67 = 6,792.34/x
  3. Step 3: Cross multiply
    12,457.63x = 17,191.67 × 6,792.34
  4. Step 4: Simplify right side
    12,457.63x = 116,771,573.36
  5. Step 5: Solve for x
    x = 116,771,573.36/12,457.63
  6. Step 6: Final answer
    x = 9,373.50

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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.