Home / 53,298.99-79,933.89-20,016.48

Finding the Fourth Proportional to 53,298.99, 79,933.89 and 20,016.48

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Solution

The fourth proportional to 53,298.99, 79,933.89 and 20,016.48 is: 30,019.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,298.99 : 79,933.89 = 20,016.48 : x
  2. Step 2: Convert to fraction form
    53,298.99/79,933.89 = 20,016.48/x
  3. Step 3: Cross multiply
    53,298.99x = 79,933.89 × 20,016.48
  4. Step 4: Simplify right side
    53,298.99x = 1,599,995,110.51
  5. Step 5: Solve for x
    x = 1,599,995,110.51/53,298.99
  6. Step 6: Final answer
    x = 30,019.24

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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.