Home / 53,373.44-80,040.96-18,303.68

Finding the Fourth Proportional to 53,373.44, 80,040.96 and 18,303.68

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Solution

The fourth proportional to 53,373.44, 80,040.96 and 18,303.68 is: 27,448.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,373.44 : 80,040.96 = 18,303.68 : x
  2. Step 2: Convert to fraction form
    53,373.44/80,040.96 = 18,303.68/x
  3. Step 3: Cross multiply
    53,373.44x = 80,040.96 × 18,303.68
  4. Step 4: Simplify right side
    53,373.44x = 1,465,044,118.73
  5. Step 5: Solve for x
    x = 1,465,044,118.73/53,373.44
  6. Step 6: Final answer
    x = 27,448.94

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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.