Home / 47,412.90-65,429.64-27,268.83

Finding the Fourth Proportional to 47,412.90, 65,429.64 and 27,268.83

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Solution

The fourth proportional to 47,412.90, 65,429.64 and 27,268.83 is: 37,630.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,412.90 : 65,429.64 = 27,268.83 : x
  2. Step 2: Convert to fraction form
    47,412.90/65,429.64 = 27,268.83/x
  3. Step 3: Cross multiply
    47,412.90x = 65,429.64 × 27,268.83
  4. Step 4: Simplify right side
    47,412.90x = 1,784,189,730.12
  5. Step 5: Solve for x
    x = 1,784,189,730.12/47,412.90
  6. Step 6: Final answer
    x = 37,630.89

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1.5x scale

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.