Home / 51,645.12-71,263.41-28,983.24

Finding the Fourth Proportional to 51,645.12, 71,263.41 and 28,983.24

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Solution

The fourth proportional to 51,645.12, 71,263.41 and 28,983.24 is: 39,993.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,645.12 : 71,263.41 = 28,983.24 : x
  2. Step 2: Convert to fraction form
    51,645.12/71,263.41 = 28,983.24/x
  3. Step 3: Cross multiply
    51,645.12x = 71,263.41 × 28,983.24
  4. Step 4: Simplify right side
    51,645.12x = 2,065,444,515.25
  5. Step 5: Solve for x
    x = 2,065,444,515.25/51,645.12
  6. Step 6: Final answer
    x = 39,993.02

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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.