Home / 39,038.59-53,879.63-23,939.56

Finding the Fourth Proportional to 39,038.59, 53,879.63 and 23,939.56

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Solution

The fourth proportional to 39,038.59, 53,879.63 and 23,939.56 is: 33,040.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,038.59 : 53,879.63 = 23,939.56 : x
  2. Step 2: Convert to fraction form
    39,038.59/53,879.63 = 23,939.56/x
  3. Step 3: Cross multiply
    39,038.59x = 53,879.63 × 23,939.56
  4. Step 4: Simplify right side
    39,038.59x = 1,289,854,635.16
  5. Step 5: Solve for x
    x = 1,289,854,635.16/39,038.59
  6. Step 6: Final answer
    x = 33,040.50

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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.