Home / 28,852.25-39,816.23-15,604.25

Finding the Fourth Proportional to 28,852.25, 39,816.23 and 15,604.25

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Solution

The fourth proportional to 28,852.25, 39,816.23 and 15,604.25 is: 21,533.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,852.25 : 39,816.23 = 15,604.25 : x
  2. Step 2: Convert to fraction form
    28,852.25/39,816.23 = 15,604.25/x
  3. Step 3: Cross multiply
    28,852.25x = 39,816.23 × 15,604.25
  4. Step 4: Simplify right side
    28,852.25x = 621,302,406.98
  5. Step 5: Solve for x
    x = 621,302,406.98/28,852.25
  6. Step 6: Final answer
    x = 21,533.93

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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.