Home / 43,535.42-65,303.14-28,740.88

Finding the Fourth Proportional to 43,535.42, 65,303.14 and 28,740.88

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Solution

The fourth proportional to 43,535.42, 65,303.14 and 28,740.88 is: 43,111.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,535.42 : 65,303.14 = 28,740.88 : x
  2. Step 2: Convert to fraction form
    43,535.42/65,303.14 = 28,740.88/x
  3. Step 3: Cross multiply
    43,535.42x = 65,303.14 × 28,740.88
  4. Step 4: Simplify right side
    43,535.42x = 1,876,869,325.87
  5. Step 5: Solve for x
    x = 1,876,869,325.87/43,535.42
  6. Step 6: Final answer
    x = 43,111.31

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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.