Home / 43,789.96-65,684.88-14,210.74

Finding the Fourth Proportional to 43,789.96, 65,684.88 and 14,210.74

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Solution

The fourth proportional to 43,789.96, 65,684.88 and 14,210.74 is: 21,316.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,789.96 : 65,684.88 = 14,210.74 : x
  2. Step 2: Convert to fraction form
    43,789.96/65,684.88 = 14,210.74/x
  3. Step 3: Cross multiply
    43,789.96x = 65,684.88 × 14,210.74
  4. Step 4: Simplify right side
    43,789.96x = 933,430,751.61
  5. Step 5: Solve for x
    x = 933,430,751.61/43,789.96
  6. Step 6: Final answer
    x = 21,316.09

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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.