Home / 14,257.45-21,389.01-4,396.30

Finding the Fourth Proportional to 14,257.45, 21,389.01 and 4,396.30

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Solution

The fourth proportional to 14,257.45, 21,389.01 and 4,396.30 is: 6,595.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,257.45 : 21,389.01 = 4,396.30 : x
  2. Step 2: Convert to fraction form
    14,257.45/21,389.01 = 4,396.30/x
  3. Step 3: Cross multiply
    14,257.45x = 21,389.01 × 4,396.30
  4. Step 4: Simplify right side
    14,257.45x = 94,032,397.72
  5. Step 5: Solve for x
    x = 94,032,397.72/14,257.45
  6. Step 6: Final answer
    x = 6,595.32

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1.5x scale

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.