Home / 14,271.56-21,407.34-3,884.12

Finding the Fourth Proportional to 14,271.56, 21,407.34 and 3,884.12

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Solution

The fourth proportional to 14,271.56, 21,407.34 and 3,884.12 is: 5,826.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.56 : 21,407.34 = 3,884.12 : x
  2. Step 2: Convert to fraction form
    14,271.56/21,407.34 = 3,884.12/x
  3. Step 3: Cross multiply
    14,271.56x = 21,407.34 × 3,884.12
  4. Step 4: Simplify right side
    14,271.56x = 83,148,677.44
  5. Step 5: Solve for x
    x = 83,148,677.44/14,271.56
  6. Step 6: Final answer
    x = 5,826.18

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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.