Home / 53,933.72-80,937.02-18,873.68

Finding the Fourth Proportional to 53,933.72, 80,937.02 and 18,873.68

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Solution

The fourth proportional to 53,933.72, 80,937.02 and 18,873.68 is: 28,323.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,933.72 : 80,937.02 = 18,873.68 : x
  2. Step 2: Convert to fraction form
    53,933.72/80,937.02 = 18,873.68/x
  3. Step 3: Cross multiply
    53,933.72x = 80,937.02 × 18,873.68
  4. Step 4: Simplify right side
    53,933.72x = 1,527,579,415.63
  5. Step 5: Solve for x
    x = 1,527,579,415.63/53,933.72
  6. Step 6: Final answer
    x = 28,323.27

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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.