Home / 14,271.29-21,410.19-7,697.33

Finding the Fourth Proportional to 14,271.29, 21,410.19 and 7,697.33

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Solution

The fourth proportional to 14,271.29, 21,410.19 and 7,697.33 is: 11,547.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.29 : 21,410.19 = 7,697.33 : x
  2. Step 2: Convert to fraction form
    14,271.29/21,410.19 = 7,697.33/x
  3. Step 3: Cross multiply
    14,271.29x = 21,410.19 × 7,697.33
  4. Step 4: Simplify right side
    14,271.29x = 164,801,297.79
  5. Step 5: Solve for x
    x = 164,801,297.79/14,271.29
  6. Step 6: Final answer
    x = 11,547.75

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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.