Home / 27,283.81-40,684.75-23,965.65

Finding the Fourth Proportional to 27,283.81, 40,684.75 and 23,965.65

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Solution

The fourth proportional to 27,283.81, 40,684.75 and 23,965.65 is: 35,736.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,283.81 : 40,684.75 = 23,965.65 : x
  2. Step 2: Convert to fraction form
    27,283.81/40,684.75 = 23,965.65/x
  3. Step 3: Cross multiply
    27,283.81x = 40,684.75 × 23,965.65
  4. Step 4: Simplify right side
    27,283.81x = 975,036,478.84
  5. Step 5: Solve for x
    x = 975,036,478.84/27,283.81
  6. Step 6: Final answer
    x = 35,736.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.