Home / 51,285.21-76,928.43-18,006.24

Finding the Fourth Proportional to 51,285.21, 76,928.43 and 18,006.24

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Solution

The fourth proportional to 51,285.21, 76,928.43 and 18,006.24 is: 27,009.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,285.21 : 76,928.43 = 18,006.24 : x
  2. Step 2: Convert to fraction form
    51,285.21/76,928.43 = 18,006.24/x
  3. Step 3: Cross multiply
    51,285.21x = 76,928.43 × 18,006.24
  4. Step 4: Simplify right side
    51,285.21x = 1,385,191,773.40
  5. Step 5: Solve for x
    x = 1,385,191,773.40/51,285.21
  6. Step 6: Final answer
    x = 27,009.58

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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.