Home / 17,307.42-25,963.64-5,457.17

Finding the Fourth Proportional to 17,307.42, 25,963.64 and 5,457.17

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Solution

The fourth proportional to 17,307.42, 25,963.64 and 5,457.17 is: 8,186.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,307.42 : 25,963.64 = 5,457.17 : x
  2. Step 2: Convert to fraction form
    17,307.42/25,963.64 = 5,457.17/x
  3. Step 3: Cross multiply
    17,307.42x = 25,963.64 × 5,457.17
  4. Step 4: Simplify right side
    17,307.42x = 141,688,055.39
  5. Step 5: Solve for x
    x = 141,688,055.39/17,307.42
  6. Step 6: Final answer
    x = 8,186.55

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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.