Home / 40,928.19-56,480.33-23,023.20

Finding the Fourth Proportional to 40,928.19, 56,480.33 and 23,023.20

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Solution

The fourth proportional to 40,928.19, 56,480.33 and 23,023.20 is: 31,771.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,928.19 : 56,480.33 = 23,023.20 : x
  2. Step 2: Convert to fraction form
    40,928.19/56,480.33 = 23,023.20/x
  3. Step 3: Cross multiply
    40,928.19x = 56,480.33 × 23,023.20
  4. Step 4: Simplify right side
    40,928.19x = 1,300,357,933.66
  5. Step 5: Solve for x
    x = 1,300,357,933.66/40,928.19
  6. Step 6: Final answer
    x = 31,771.69

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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.