Home / 30,828.16-46,242.56-10,838.21

Finding the Fourth Proportional to 30,828.16, 46,242.56 and 10,838.21

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Solution

The fourth proportional to 30,828.16, 46,242.56 and 10,838.21 is: 16,257.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,828.16 : 46,242.56 = 10,838.21 : x
  2. Step 2: Convert to fraction form
    30,828.16/46,242.56 = 10,838.21/x
  3. Step 3: Cross multiply
    30,828.16x = 46,242.56 × 10,838.21
  4. Step 4: Simplify right side
    30,828.16x = 501,186,576.22
  5. Step 5: Solve for x
    x = 501,186,576.22/30,828.16
  6. Step 6: Final answer
    x = 16,257.43

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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.