Home / 14,100.48-19,450.80-13,099.32

Finding the Fourth Proportional to 14,100.48, 19,450.80 and 13,099.32

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Solution

The fourth proportional to 14,100.48, 19,450.80 and 13,099.32 is: 18,069.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,100.48 : 19,450.80 = 13,099.32 : x
  2. Step 2: Convert to fraction form
    14,100.48/19,450.80 = 13,099.32/x
  3. Step 3: Cross multiply
    14,100.48x = 19,450.80 × 13,099.32
  4. Step 4: Simplify right side
    14,100.48x = 254,792,253.46
  5. Step 5: Solve for x
    x = 254,792,253.46/14,100.48
  6. Step 6: Final answer
    x = 18,069.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.