Home / 43,410.95-65,117.79-14,947.61

Finding the Fourth Proportional to 43,410.95, 65,117.79 and 14,947.61

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Solution

The fourth proportional to 43,410.95, 65,117.79 and 14,947.61 is: 22,421.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,410.95 : 65,117.79 = 14,947.61 : x
  2. Step 2: Convert to fraction form
    43,410.95/65,117.79 = 14,947.61/x
  3. Step 3: Cross multiply
    43,410.95x = 65,117.79 × 14,947.61
  4. Step 4: Simplify right side
    43,410.95x = 973,355,003.39
  5. Step 5: Solve for x
    x = 973,355,003.39/43,410.95
  6. Step 6: Final answer
    x = 22,421.88

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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.