Home / 9,343.51-14,021.83-8,450.21

Finding the Fourth Proportional to 9,343.51, 14,021.83 and 8,450.21

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Solution

The fourth proportional to 9,343.51, 14,021.83 and 8,450.21 is: 12,681.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,343.51 : 14,021.83 = 8,450.21 : x
  2. Step 2: Convert to fraction form
    9,343.51/14,021.83 = 8,450.21/x
  3. Step 3: Cross multiply
    9,343.51x = 14,021.83 × 8,450.21
  4. Step 4: Simplify right side
    9,343.51x = 118,487,420.07
  5. Step 5: Solve for x
    x = 118,487,420.07/9,343.51
  6. Step 6: Final answer
    x = 12,681.25

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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.