Home / 14,215.57-21,328.85-5,893.45

Finding the Fourth Proportional to 14,215.57, 21,328.85 and 5,893.45

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Solution

The fourth proportional to 14,215.57, 21,328.85 and 5,893.45 is: 8,842.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,215.57 : 21,328.85 = 5,893.45 : x
  2. Step 2: Convert to fraction form
    14,215.57/21,328.85 = 5,893.45/x
  3. Step 3: Cross multiply
    14,215.57x = 21,328.85 × 5,893.45
  4. Step 4: Simplify right side
    14,215.57x = 125,700,472.44
  5. Step 5: Solve for x
    x = 125,700,472.44/14,215.57
  6. Step 6: Final answer
    x = 8,842.45

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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.