Home / 27,090.84-40,639.62-9,557.16

Finding the Fourth Proportional to 27,090.84, 40,639.62 and 9,557.16

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Solution

The fourth proportional to 27,090.84, 40,639.62 and 9,557.16 is: 14,336.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,090.84 : 40,639.62 = 9,557.16 : x
  2. Step 2: Convert to fraction form
    27,090.84/40,639.62 = 9,557.16/x
  3. Step 3: Cross multiply
    27,090.84x = 40,639.62 × 9,557.16
  4. Step 4: Simplify right side
    27,090.84x = 388,399,350.68
  5. Step 5: Solve for x
    x = 388,399,350.68/27,090.84
  6. Step 6: Final answer
    x = 14,336.93

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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.