Home / 17,178.36-23,698.53-10,005.75

Finding the Fourth Proportional to 17,178.36, 23,698.53 and 10,005.75

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Solution

The fourth proportional to 17,178.36, 23,698.53 and 10,005.75 is: 13,803.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,178.36 : 23,698.53 = 10,005.75 : x
  2. Step 2: Convert to fraction form
    17,178.36/23,698.53 = 10,005.75/x
  3. Step 3: Cross multiply
    17,178.36x = 23,698.53 × 10,005.75
  4. Step 4: Simplify right side
    17,178.36x = 237,121,566.55
  5. Step 5: Solve for x
    x = 237,121,566.55/17,178.36
  6. Step 6: Final answer
    x = 13,803.50

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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.