Home / 38,928.42-53,722.29-23,820.81

Finding the Fourth Proportional to 38,928.42, 53,722.29 and 23,820.81

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Solution

The fourth proportional to 38,928.42, 53,722.29 and 23,820.81 is: 32,873.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,928.42 : 53,722.29 = 23,820.81 : x
  2. Step 2: Convert to fraction form
    38,928.42/53,722.29 = 23,820.81/x
  3. Step 3: Cross multiply
    38,928.42x = 53,722.29 × 23,820.81
  4. Step 4: Simplify right side
    38,928.42x = 1,279,708,462.85
  5. Step 5: Solve for x
    x = 1,279,708,462.85/38,928.42
  6. Step 6: Final answer
    x = 32,873.37

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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.