Home / 38,697.62-53,283.56-33,889.86

Finding the Fourth Proportional to 38,697.62, 53,283.56 and 33,889.86

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Solution

The fourth proportional to 38,697.62, 53,283.56 and 33,889.86 is: 46,663.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,697.62 : 53,283.56 = 33,889.86 : x
  2. Step 2: Convert to fraction form
    38,697.62/53,283.56 = 33,889.86/x
  3. Step 3: Cross multiply
    38,697.62x = 53,283.56 × 33,889.86
  4. Step 4: Simplify right side
    38,697.62x = 1,805,772,219.25
  5. Step 5: Solve for x
    x = 1,805,772,219.25/38,697.62
  6. Step 6: Final answer
    x = 46,663.66

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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.