Home / 19,054.23-28,599.80-9,200.43

Finding the Fourth Proportional to 19,054.23, 28,599.80 and 9,200.43

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Solution

The fourth proportional to 19,054.23, 28,599.80 and 9,200.43 is: 13,809.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,054.23 : 28,599.80 = 9,200.43 : x
  2. Step 2: Convert to fraction form
    19,054.23/28,599.80 = 9,200.43/x
  3. Step 3: Cross multiply
    19,054.23x = 28,599.80 × 9,200.43
  4. Step 4: Simplify right side
    19,054.23x = 263,130,457.91
  5. Step 5: Solve for x
    x = 263,130,457.91/19,054.23
  6. Step 6: Final answer
    x = 13,809.56

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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.