Home / 14,199.01-21,284.95-5,311.93

Finding the Fourth Proportional to 14,199.01, 21,284.95 and 5,311.93

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Solution

The fourth proportional to 14,199.01, 21,284.95 and 5,311.93 is: 7,962.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,199.01 : 21,284.95 = 5,311.93 : x
  2. Step 2: Convert to fraction form
    14,199.01/21,284.95 = 5,311.93/x
  3. Step 3: Cross multiply
    14,199.01x = 21,284.95 × 5,311.93
  4. Step 4: Simplify right side
    14,199.01x = 113,064,164.45
  5. Step 5: Solve for x
    x = 113,064,164.45/14,199.01
  6. Step 6: Final answer
    x = 7,962.82

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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.