Home / 19,165.60-26,448.82-10,668.18

Finding the Fourth Proportional to 19,165.60, 26,448.82 and 10,668.18

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Solution

The fourth proportional to 19,165.60, 26,448.82 and 10,668.18 is: 14,722.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,165.60 : 26,448.82 = 10,668.18 : x
  2. Step 2: Convert to fraction form
    19,165.60/26,448.82 = 10,668.18/x
  3. Step 3: Cross multiply
    19,165.60x = 26,448.82 × 10,668.18
  4. Step 4: Simplify right side
    19,165.60x = 282,160,745.88
  5. Step 5: Solve for x
    x = 282,160,745.88/19,165.60
  6. Step 6: Final answer
    x = 14,722.25

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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.