Home / 50,980.51-70,364.36-28,327.29

Finding the Fourth Proportional to 50,980.51, 70,364.36 and 28,327.29

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Solution

The fourth proportional to 50,980.51, 70,364.36 and 28,327.29 is: 39,097.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,980.51 : 70,364.36 = 28,327.29 : x
  2. Step 2: Convert to fraction form
    50,980.51/70,364.36 = 28,327.29/x
  3. Step 3: Cross multiply
    50,980.51x = 70,364.36 × 28,327.29
  4. Step 4: Simplify right side
    50,980.51x = 1,993,231,595.98
  5. Step 5: Solve for x
    x = 1,993,231,595.98/50,980.51
  6. Step 6: Final answer
    x = 39,097.91

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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.