Home / 14,257.16-21,386.52-6,466.56

Finding the Fourth Proportional to 14,257.16, 21,386.52 and 6,466.56

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Solution

The fourth proportional to 14,257.16, 21,386.52 and 6,466.56 is: 9,700.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,257.16 : 21,386.52 = 6,466.56 : x
  2. Step 2: Convert to fraction form
    14,257.16/21,386.52 = 6,466.56/x
  3. Step 3: Cross multiply
    14,257.16x = 21,386.52 × 6,466.56
  4. Step 4: Simplify right side
    14,257.16x = 138,297,214.77
  5. Step 5: Solve for x
    x = 138,297,214.77/14,257.16
  6. Step 6: Final answer
    x = 9,700.19

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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.