Home / 17,389.78-23,971.35-10,662.93

Finding the Fourth Proportional to 17,389.78, 23,971.35 and 10,662.93

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Solution

The fourth proportional to 17,389.78, 23,971.35 and 10,662.93 is: 14,698.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,389.78 : 23,971.35 = 10,662.93 : x
  2. Step 2: Convert to fraction form
    17,389.78/23,971.35 = 10,662.93/x
  3. Step 3: Cross multiply
    17,389.78x = 23,971.35 × 10,662.93
  4. Step 4: Simplify right side
    17,389.78x = 255,604,827.06
  5. Step 5: Solve for x
    x = 255,604,827.06/17,389.78
  6. Step 6: Final answer
    x = 14,698.57

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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.