Home / 13,999.69-21,095.53-11,588.59

Finding the Fourth Proportional to 13,999.69, 21,095.53 and 11,588.59

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Solution

The fourth proportional to 13,999.69, 21,095.53 and 11,588.59 is: 17,462.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,999.69 : 21,095.53 = 11,588.59 : x
  2. Step 2: Convert to fraction form
    13,999.69/21,095.53 = 11,588.59/x
  3. Step 3: Cross multiply
    13,999.69x = 21,095.53 × 11,588.59
  4. Step 4: Simplify right side
    13,999.69x = 244,467,448.00
  5. Step 5: Solve for x
    x = 244,467,448.00/13,999.69
  6. Step 6: Final answer
    x = 17,462.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.