Home / 21,223.00-29,296.72-14,325.67

Finding the Fourth Proportional to 21,223.00, 29,296.72 and 14,325.67

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Solution

The fourth proportional to 21,223.00, 29,296.72 and 14,325.67 is: 19,775.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,223.00 : 29,296.72 = 14,325.67 : x
  2. Step 2: Convert to fraction form
    21,223.00/29,296.72 = 14,325.67/x
  3. Step 3: Cross multiply
    21,223.00x = 29,296.72 × 14,325.67
  4. Step 4: Simplify right side
    21,223.00x = 419,695,032.54
  5. Step 5: Solve for x
    x = 419,695,032.54/21,223.00
  6. Step 6: Final answer
    x = 19,775.48

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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.