Home / 53,842.29-80,767.53-16,405.56

Finding the Fourth Proportional to 53,842.29, 80,767.53 and 16,405.56

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Solution

The fourth proportional to 53,842.29, 80,767.53 and 16,405.56 is: 24,609.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,842.29 : 80,767.53 = 16,405.56 : x
  2. Step 2: Convert to fraction form
    53,842.29/80,767.53 = 16,405.56/x
  3. Step 3: Cross multiply
    53,842.29x = 80,767.53 × 16,405.56
  4. Step 4: Simplify right side
    53,842.29x = 1,325,036,559.47
  5. Step 5: Solve for x
    x = 1,325,036,559.47/53,842.29
  6. Step 6: Final answer
    x = 24,609.59

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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.