Home / 14,070.53-21,087.19-7,393.38

Finding the Fourth Proportional to 14,070.53, 21,087.19 and 7,393.38

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Solution

The fourth proportional to 14,070.53, 21,087.19 and 7,393.38 is: 11,080.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,070.53 : 21,087.19 = 7,393.38 : x
  2. Step 2: Convert to fraction form
    14,070.53/21,087.19 = 7,393.38/x
  3. Step 3: Cross multiply
    14,070.53x = 21,087.19 × 7,393.38
  4. Step 4: Simplify right side
    14,070.53x = 155,905,571.84
  5. Step 5: Solve for x
    x = 155,905,571.84/14,070.53
  6. Step 6: Final answer
    x = 11,080.30

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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.