Home / 43,818.60-65,711.70-14,237.40

Finding the Fourth Proportional to 43,818.60, 65,711.70 and 14,237.40

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Solution

The fourth proportional to 43,818.60, 65,711.70 and 14,237.40 is: 21,350.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,818.60 : 65,711.70 = 14,237.40 : x
  2. Step 2: Convert to fraction form
    43,818.60/65,711.70 = 14,237.40/x
  3. Step 3: Cross multiply
    43,818.60x = 65,711.70 × 14,237.40
  4. Step 4: Simplify right side
    43,818.60x = 935,563,757.58
  5. Step 5: Solve for x
    x = 935,563,757.58/43,818.60
  6. Step 6: Final answer
    x = 21,350.84

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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.