Home / 43,464.60-65,200.50-13,886.64

Finding the Fourth Proportional to 43,464.60, 65,200.50 and 13,886.64

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Solution

The fourth proportional to 43,464.60, 65,200.50 and 13,886.64 is: 20,831.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,464.60 : 65,200.50 = 13,886.64 : x
  2. Step 2: Convert to fraction form
    43,464.60/65,200.50 = 13,886.64/x
  3. Step 3: Cross multiply
    43,464.60x = 65,200.50 × 13,886.64
  4. Step 4: Simplify right side
    43,464.60x = 905,415,871.32
  5. Step 5: Solve for x
    x = 905,415,871.32/43,464.60
  6. Step 6: Final answer
    x = 20,831.11

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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.