Home / 45,786.16-68,664.36-14,614

Finding the Fourth Proportional to 45,786.16, 68,664.36 and 14,614

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Solution

The fourth proportional to 45,786.16, 68,664.36 and 14,614 is: 21,916.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,786.16 : 68,664.36 = 14,614 : x
  2. Step 2: Convert to fraction form
    45,786.16/68,664.36 = 14,614/x
  3. Step 3: Cross multiply
    45,786.16x = 68,664.36 × 14,614
  4. Step 4: Simplify right side
    45,786.16x = 1,003,460,957.04
  5. Step 5: Solve for x
    x = 1,003,460,957.04/45,786.16
  6. Step 6: Final answer
    x = 21,916.25

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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.