Home / 14,200.01-21,286.45-5,312.93

Finding the Fourth Proportional to 14,200.01, 21,286.45 and 5,312.93

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Solution

The fourth proportional to 14,200.01, 21,286.45 and 5,312.93 is: 7,964.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,200.01 : 21,286.45 = 5,312.93 : x
  2. Step 2: Convert to fraction form
    14,200.01/21,286.45 = 5,312.93/x
  3. Step 3: Cross multiply
    14,200.01x = 21,286.45 × 5,312.93
  4. Step 4: Simplify right side
    14,200.01x = 113,093,418.80
  5. Step 5: Solve for x
    x = 113,093,418.80/14,200.01
  6. Step 6: Final answer
    x = 7,964.32

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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.