Home / 51,285.08-70,767.07-28,625.33

Finding the Fourth Proportional to 51,285.08, 70,767.07 and 28,625.33

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Solution

The fourth proportional to 51,285.08, 70,767.07 and 28,625.33 is: 39,499.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,285.08 : 70,767.07 = 28,625.33 : x
  2. Step 2: Convert to fraction form
    51,285.08/70,767.07 = 28,625.33/x
  3. Step 3: Cross multiply
    51,285.08x = 70,767.07 × 28,625.33
  4. Step 4: Simplify right side
    51,285.08x = 2,025,730,837.24
  5. Step 5: Solve for x
    x = 2,025,730,837.24/51,285.08
  6. Step 6: Final answer
    x = 39,499.42

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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.