Home / 22,703.19-31,317.44-13,626.12

Finding the Fourth Proportional to 22,703.19, 31,317.44 and 13,626.12

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Solution

The fourth proportional to 22,703.19, 31,317.44 and 13,626.12 is: 18,796.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,703.19 : 31,317.44 = 13,626.12 : x
  2. Step 2: Convert to fraction form
    22,703.19/31,317.44 = 13,626.12/x
  3. Step 3: Cross multiply
    22,703.19x = 31,317.44 × 13,626.12
  4. Step 4: Simplify right side
    22,703.19x = 426,735,307.89
  5. Step 5: Solve for x
    x = 426,735,307.89/22,703.19
  6. Step 6: Final answer
    x = 18,796.27

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Double scale
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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.