Home / 38,021.35-56,991.93-15,812.37

Finding the Fourth Proportional to 38,021.35, 56,991.93 and 15,812.37

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Solution

The fourth proportional to 38,021.35, 56,991.93 and 15,812.37 is: 23,701.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,021.35 : 56,991.93 = 15,812.37 : x
  2. Step 2: Convert to fraction form
    38,021.35/56,991.93 = 15,812.37/x
  3. Step 3: Cross multiply
    38,021.35x = 56,991.93 × 15,812.37
  4. Step 4: Simplify right side
    38,021.35x = 901,177,484.17
  5. Step 5: Solve for x
    x = 901,177,484.17/38,021.35
  6. Step 6: Final answer
    x = 23,701.88

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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.