Home / 53,289.09-79,933.64-33,518.61

Finding the Fourth Proportional to 53,289.09, 79,933.64 and 33,518.61

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Solution

The fourth proportional to 53,289.09, 79,933.64 and 33,518.61 is: 50,277.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,289.09 : 79,933.64 = 33,518.61 : x
  2. Step 2: Convert to fraction form
    53,289.09/79,933.64 = 33,518.61/x
  3. Step 3: Cross multiply
    53,289.09x = 79,933.64 × 33,518.61
  4. Step 4: Simplify right side
    53,289.09x = 2,679,264,337.45
  5. Step 5: Solve for x
    x = 2,679,264,337.45/53,289.09
  6. Step 6: Final answer
    x = 50,277.92

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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.