Home / 43,815.10-65,722.65-26,304.70

Finding the Fourth Proportional to 43,815.10, 65,722.65 and 26,304.70

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Solution

The fourth proportional to 43,815.10, 65,722.65 and 26,304.70 is: 39,457.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,815.10 : 65,722.65 = 26,304.70 : x
  2. Step 2: Convert to fraction form
    43,815.10/65,722.65 = 26,304.70/x
  3. Step 3: Cross multiply
    43,815.10x = 65,722.65 × 26,304.70
  4. Step 4: Simplify right side
    43,815.10x = 1,728,814,591.46
  5. Step 5: Solve for x
    x = 1,728,814,591.46/43,815.10
  6. Step 6: Final answer
    x = 39,457.05

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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.