Home / 53,029.96-79,451.32-28,014.76

Finding the Fourth Proportional to 53,029.96, 79,451.32 and 28,014.76

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Solution

The fourth proportional to 53,029.96, 79,451.32 and 28,014.76 is: 41,972.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,029.96 : 79,451.32 = 28,014.76 : x
  2. Step 2: Convert to fraction form
    53,029.96/79,451.32 = 28,014.76/x
  3. Step 3: Cross multiply
    53,029.96x = 79,451.32 × 28,014.76
  4. Step 4: Simplify right side
    53,029.96x = 2,225,809,661.48
  5. Step 5: Solve for x
    x = 2,225,809,661.48/53,029.96
  6. Step 6: Final answer
    x = 41,972.68

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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.