Home / 38,356.68-57,533.65-13,396.63

Finding the Fourth Proportional to 38,356.68, 57,533.65 and 13,396.63

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Solution

The fourth proportional to 38,356.68, 57,533.65 and 13,396.63 is: 20,094.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,356.68 : 57,533.65 = 13,396.63 : x
  2. Step 2: Convert to fraction form
    38,356.68/57,533.65 = 13,396.63/x
  3. Step 3: Cross multiply
    38,356.68x = 57,533.65 × 13,396.63
  4. Step 4: Simplify right side
    38,356.68x = 770,757,021.60
  5. Step 5: Solve for x
    x = 770,757,021.60/38,356.68
  6. Step 6: Final answer
    x = 20,094.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.