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Finding the Fourth Proportional to 17,457.78, 26,186.04 and 7,597.07

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Solution

The fourth proportional to 17,457.78, 26,186.04 and 7,597.07 is: 11,395.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,457.78 : 26,186.04 = 7,597.07 : x
  2. Step 2: Convert to fraction form
    17,457.78/26,186.04 = 7,597.07/x
  3. Step 3: Cross multiply
    17,457.78x = 26,186.04 × 7,597.07
  4. Step 4: Simplify right side
    17,457.78x = 198,937,047.97
  5. Step 5: Solve for x
    x = 198,937,047.97/17,457.78
  6. Step 6: Final answer
    x = 11,395.32

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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.