Home / 40,920.86-56,466.21-23,015.48

Finding the Fourth Proportional to 40,920.86, 56,466.21 and 23,015.48

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Solution

The fourth proportional to 40,920.86, 56,466.21 and 23,015.48 is: 31,758.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,920.86 : 56,466.21 = 23,015.48 : x
  2. Step 2: Convert to fraction form
    40,920.86/56,466.21 = 23,015.48/x
  3. Step 3: Cross multiply
    40,920.86x = 56,466.21 × 23,015.48
  4. Step 4: Simplify right side
    40,920.86x = 1,299,596,969.12
  5. Step 5: Solve for x
    x = 1,299,596,969.12/40,920.86
  6. Step 6: Final answer
    x = 31,758.79

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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.