Home / 43,535.38-65,303.09-28,740.84

Finding the Fourth Proportional to 43,535.38, 65,303.09 and 28,740.84

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Solution

The fourth proportional to 43,535.38, 65,303.09 and 28,740.84 is: 43,111.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,535.38 : 65,303.09 = 28,740.84 : x
  2. Step 2: Convert to fraction form
    43,535.38/65,303.09 = 28,740.84/x
  3. Step 3: Cross multiply
    43,535.38x = 65,303.09 × 28,740.84
  4. Step 4: Simplify right side
    43,535.38x = 1,876,865,661.20
  5. Step 5: Solve for x
    x = 1,876,865,661.20/43,535.38
  6. Step 6: Final answer
    x = 43,111.27

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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.