Home / 40,684.59-61,027.09-14,389.36

Finding the Fourth Proportional to 40,684.59, 61,027.09 and 14,389.36

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Solution

The fourth proportional to 40,684.59, 61,027.09 and 14,389.36 is: 21,584.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,684.59 : 61,027.09 = 14,389.36 : x
  2. Step 2: Convert to fraction form
    40,684.59/61,027.09 = 14,389.36/x
  3. Step 3: Cross multiply
    40,684.59x = 61,027.09 × 14,389.36
  4. Step 4: Simplify right side
    40,684.59x = 878,140,803.74
  5. Step 5: Solve for x
    x = 878,140,803.74/40,684.59
  6. Step 6: Final answer
    x = 21,584.11

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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.