Home / 47,148.33-65,066.46-28,281.81

Finding the Fourth Proportional to 47,148.33, 65,066.46 and 28,281.81

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Solution

The fourth proportional to 47,148.33, 65,066.46 and 28,281.81 is: 39,029.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,148.33 : 65,066.46 = 28,281.81 : x
  2. Step 2: Convert to fraction form
    47,148.33/65,066.46 = 28,281.81/x
  3. Step 3: Cross multiply
    47,148.33x = 65,066.46 × 28,281.81
  4. Step 4: Simplify right side
    47,148.33x = 1,840,197,259.09
  5. Step 5: Solve for x
    x = 1,840,197,259.09/47,148.33
  6. Step 6: Final answer
    x = 39,029.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.