Home / 30,816.75-46,228.77-10,040.25

Finding the Fourth Proportional to 30,816.75, 46,228.77 and 10,040.25

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Solution

The fourth proportional to 30,816.75, 46,228.77 and 10,040.25 is: 15,061.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,816.75 : 46,228.77 = 10,040.25 : x
  2. Step 2: Convert to fraction form
    30,816.75/46,228.77 = 10,040.25/x
  3. Step 3: Cross multiply
    30,816.75x = 46,228.77 × 10,040.25
  4. Step 4: Simplify right side
    30,816.75x = 464,148,407.99
  5. Step 5: Solve for x
    x = 464,148,407.99/30,816.75
  6. Step 6: Final answer
    x = 15,061.56

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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.