Home / 14,073.34-21,106.85-4,211.36

Finding the Fourth Proportional to 14,073.34, 21,106.85 and 4,211.36

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Solution

The fourth proportional to 14,073.34, 21,106.85 and 4,211.36 is: 6,316.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,073.34 : 21,106.85 = 4,211.36 : x
  2. Step 2: Convert to fraction form
    14,073.34/21,106.85 = 4,211.36/x
  3. Step 3: Cross multiply
    14,073.34x = 21,106.85 × 4,211.36
  4. Step 4: Simplify right side
    14,073.34x = 88,888,438.28
  5. Step 5: Solve for x
    x = 88,888,438.28/14,073.34
  6. Step 6: Final answer
    x = 6,316.09

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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.