Home / 18,239.99-25,173.52-10,284.77

Finding the Fourth Proportional to 18,239.99, 25,173.52 and 10,284.77

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Solution

The fourth proportional to 18,239.99, 25,173.52 and 10,284.77 is: 14,194.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,239.99 : 25,173.52 = 10,284.77 : x
  2. Step 2: Convert to fraction form
    18,239.99/25,173.52 = 10,284.77/x
  3. Step 3: Cross multiply
    18,239.99x = 25,173.52 × 10,284.77
  4. Step 4: Simplify right side
    18,239.99x = 258,903,900.51
  5. Step 5: Solve for x
    x = 258,903,900.51/18,239.99
  6. Step 6: Final answer
    x = 14,194.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.