Home / 39,040.98-53,870.76-23,719.56

Finding the Fourth Proportional to 39,040.98, 53,870.76 and 23,719.56

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Solution

The fourth proportional to 39,040.98, 53,870.76 and 23,719.56 is: 32,729.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,040.98 : 53,870.76 = 23,719.56 : x
  2. Step 2: Convert to fraction form
    39,040.98/53,870.76 = 23,719.56/x
  3. Step 3: Cross multiply
    39,040.98x = 53,870.76 × 23,719.56
  4. Step 4: Simplify right side
    39,040.98x = 1,277,790,724.07
  5. Step 5: Solve for x
    x = 1,277,790,724.07/39,040.98
  6. Step 6: Final answer
    x = 32,729.47

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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.