Home / 38,788.66-53,533.38-23,678.16

Finding the Fourth Proportional to 38,788.66, 53,533.38 and 23,678.16

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Solution

The fourth proportional to 38,788.66, 53,533.38 and 23,678.16 is: 32,678.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,788.66 : 53,533.38 = 23,678.16 : x
  2. Step 2: Convert to fraction form
    38,788.66/53,533.38 = 23,678.16/x
  3. Step 3: Cross multiply
    38,788.66x = 53,533.38 × 23,678.16
  4. Step 4: Simplify right side
    38,788.66x = 1,267,571,936.98
  5. Step 5: Solve for x
    x = 1,267,571,936.98/38,788.66
  6. Step 6: Final answer
    x = 32,678.93

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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.