Home / 13,001.49-19,486.57-5,971.81

Finding the Fourth Proportional to 13,001.49, 19,486.57 and 5,971.81

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Solution

The fourth proportional to 13,001.49, 19,486.57 and 5,971.81 is: 8,950.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,001.49 : 19,486.57 = 5,971.81 : x
  2. Step 2: Convert to fraction form
    13,001.49/19,486.57 = 5,971.81/x
  3. Step 3: Cross multiply
    13,001.49x = 19,486.57 × 5,971.81
  4. Step 4: Simplify right side
    13,001.49x = 116,370,093.59
  5. Step 5: Solve for x
    x = 116,370,093.59/13,001.49
  6. Step 6: Final answer
    x = 8,950.52

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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.