Home / 38,918.54-53,711.63-23,821.26

Finding the Fourth Proportional to 38,918.54, 53,711.63 and 23,821.26

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Solution

The fourth proportional to 38,918.54, 53,711.63 and 23,821.26 is: 32,875.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,918.54 : 53,711.63 = 23,821.26 : x
  2. Step 2: Convert to fraction form
    38,918.54/53,711.63 = 23,821.26/x
  3. Step 3: Cross multiply
    38,918.54x = 53,711.63 × 23,821.26
  4. Step 4: Simplify right side
    38,918.54x = 1,279,478,584.15
  5. Step 5: Solve for x
    x = 1,279,478,584.15/38,918.54
  6. Step 6: Final answer
    x = 32,875.82

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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.