Home / 28,852.43-39,784.93-18,762.14

Finding the Fourth Proportional to 28,852.43, 39,784.93 and 18,762.14

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Solution

The fourth proportional to 28,852.43, 39,784.93 and 18,762.14 is: 25,871.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,852.43 : 39,784.93 = 18,762.14 : x
  2. Step 2: Convert to fraction form
    28,852.43/39,784.93 = 18,762.14/x
  3. Step 3: Cross multiply
    28,852.43x = 39,784.93 × 18,762.14
  4. Step 4: Simplify right side
    28,852.43x = 746,450,479.11
  5. Step 5: Solve for x
    x = 746,450,479.11/28,852.43
  6. Step 6: Final answer
    x = 25,871.33

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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.