Home / 51,523.60-77,285.58-18,243.68

Finding the Fourth Proportional to 51,523.60, 77,285.58 and 18,243.68

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Solution

The fourth proportional to 51,523.60, 77,285.58 and 18,243.68 is: 27,365.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,523.60 : 77,285.58 = 18,243.68 : x
  2. Step 2: Convert to fraction form
    51,523.60/77,285.58 = 18,243.68/x
  3. Step 3: Cross multiply
    51,523.60x = 77,285.58 × 18,243.68
  4. Step 4: Simplify right side
    51,523.60x = 1,409,973,390.13
  5. Step 5: Solve for x
    x = 1,409,973,390.13/51,523.60
  6. Step 6: Final answer
    x = 27,365.58

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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.