Home / 69,851.37-96,392.04-39,636.06

Finding the Fourth Proportional to 69,851.37, 96,392.04 and 39,636.06

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Solution

The fourth proportional to 69,851.37, 96,392.04 and 39,636.06 is: 54,696.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,851.37 : 96,392.04 = 39,636.06 : x
  2. Step 2: Convert to fraction form
    69,851.37/96,392.04 = 39,636.06/x
  3. Step 3: Cross multiply
    69,851.37x = 96,392.04 × 39,636.06
  4. Step 4: Simplify right side
    69,851.37x = 3,820,600,680.96
  5. Step 5: Solve for x
    x = 3,820,600,680.96/69,851.37
  6. Step 6: Final answer
    x = 54,696.15

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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.