Home / 43,916.16-65,876.06-12,751.41

Finding the Fourth Proportional to 43,916.16, 65,876.06 and 12,751.41

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Solution

The fourth proportional to 43,916.16, 65,876.06 and 12,751.41 is: 19,127.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,916.16 : 65,876.06 = 12,751.41 : x
  2. Step 2: Convert to fraction form
    43,916.16/65,876.06 = 12,751.41/x
  3. Step 3: Cross multiply
    43,916.16x = 65,876.06 × 12,751.41
  4. Step 4: Simplify right side
    43,916.16x = 840,012,363.36
  5. Step 5: Solve for x
    x = 840,012,363.36/43,916.16
  6. Step 6: Final answer
    x = 19,127.64

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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.