Home / 43,864.77-65,797.16-14,285.60

Finding the Fourth Proportional to 43,864.77, 65,797.16 and 14,285.60

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Solution

The fourth proportional to 43,864.77, 65,797.16 and 14,285.60 is: 21,428.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,864.77 : 65,797.16 = 14,285.60 : x
  2. Step 2: Convert to fraction form
    43,864.77/65,797.16 = 14,285.60/x
  3. Step 3: Cross multiply
    43,864.77x = 65,797.16 × 14,285.60
  4. Step 4: Simplify right side
    43,864.77x = 939,951,835.58
  5. Step 5: Solve for x
    x = 939,951,835.58/43,864.77
  6. Step 6: Final answer
    x = 21,428.40

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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.