Home / 38,975.76-53,791.02-23,065.74

Finding the Fourth Proportional to 38,975.76, 53,791.02 and 23,065.74

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Solution

The fourth proportional to 38,975.76, 53,791.02 and 23,065.74 is: 31,833.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,975.76 : 53,791.02 = 23,065.74 : x
  2. Step 2: Convert to fraction form
    38,975.76/53,791.02 = 23,065.74/x
  3. Step 3: Cross multiply
    38,975.76x = 53,791.02 × 23,065.74
  4. Step 4: Simplify right side
    38,975.76x = 1,240,729,681.65
  5. Step 5: Solve for x
    x = 1,240,729,681.65/38,975.76
  6. Step 6: Final answer
    x = 31,833.37

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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.