Home / 14,389.98-21,536.21-8,846.85

Finding the Fourth Proportional to 14,389.98, 21,536.21 and 8,846.85

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Solution

The fourth proportional to 14,389.98, 21,536.21 and 8,846.85 is: 13,240.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,389.98 : 21,536.21 = 8,846.85 : x
  2. Step 2: Convert to fraction form
    14,389.98/21,536.21 = 8,846.85/x
  3. Step 3: Cross multiply
    14,389.98x = 21,536.21 × 8,846.85
  4. Step 4: Simplify right side
    14,389.98x = 190,527,575.20
  5. Step 5: Solve for x
    x = 190,527,575.20/14,389.98
  6. Step 6: Final answer
    x = 13,240.29

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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.