Home / 46,973.72-70,461.12-11,912.48

Finding the Fourth Proportional to 46,973.72, 70,461.12 and 11,912.48

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Solution

The fourth proportional to 46,973.72, 70,461.12 and 11,912.48 is: 17,868.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,973.72 : 70,461.12 = 11,912.48 : x
  2. Step 2: Convert to fraction form
    46,973.72/70,461.12 = 11,912.48/x
  3. Step 3: Cross multiply
    46,973.72x = 70,461.12 × 11,912.48
  4. Step 4: Simplify right side
    46,973.72x = 839,366,682.78
  5. Step 5: Solve for x
    x = 839,366,682.78/46,973.72
  6. Step 6: Final answer
    x = 17,868.86

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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.