Home / 43,853.21-65,764.93-14,263.71

Finding the Fourth Proportional to 43,853.21, 65,764.93 and 14,263.71

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Solution

The fourth proportional to 43,853.21, 65,764.93 and 14,263.71 is: 21,390.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,853.21 : 65,764.93 = 14,263.71 : x
  2. Step 2: Convert to fraction form
    43,853.21/65,764.93 = 14,263.71/x
  3. Step 3: Cross multiply
    43,853.21x = 65,764.93 × 14,263.71
  4. Step 4: Simplify right side
    43,853.21x = 938,051,889.69
  5. Step 5: Solve for x
    x = 938,051,889.69/43,853.21
  6. Step 6: Final answer
    x = 21,390.72

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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.