Home / 46,941.56-70,415.58-13,661.90

Finding the Fourth Proportional to 46,941.56, 70,415.58 and 13,661.90

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Solution

The fourth proportional to 46,941.56, 70,415.58 and 13,661.90 is: 20,493.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,941.56 : 70,415.58 = 13,661.90 : x
  2. Step 2: Convert to fraction form
    46,941.56/70,415.58 = 13,661.90/x
  3. Step 3: Cross multiply
    46,941.56x = 70,415.58 × 13,661.90
  4. Step 4: Simplify right side
    46,941.56x = 962,010,612.40
  5. Step 5: Solve for x
    x = 962,010,612.40/46,941.56
  6. Step 6: Final answer
    x = 20,493.79

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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.