Home / 43,906.84-65,866.67-14,317.40

Finding the Fourth Proportional to 43,906.84, 65,866.67 and 14,317.40

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Solution

The fourth proportional to 43,906.84, 65,866.67 and 14,317.40 is: 21,478.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,906.84 : 65,866.67 = 14,317.40 : x
  2. Step 2: Convert to fraction form
    43,906.84/65,866.67 = 14,317.40/x
  3. Step 3: Cross multiply
    43,906.84x = 65,866.67 × 14,317.40
  4. Step 4: Simplify right side
    43,906.84x = 943,039,461.06
  5. Step 5: Solve for x
    x = 943,039,461.06/43,906.84
  6. Step 6: Final answer
    x = 21,478.19

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1.5x scale

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.