Home / 18,965.08-26,172.30-10,582.84

Finding the Fourth Proportional to 18,965.08, 26,172.30 and 10,582.84

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Solution

The fourth proportional to 18,965.08, 26,172.30 and 10,582.84 is: 14,604.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,965.08 : 26,172.30 = 10,582.84 : x
  2. Step 2: Convert to fraction form
    18,965.08/26,172.30 = 10,582.84/x
  3. Step 3: Cross multiply
    18,965.08x = 26,172.30 × 10,582.84
  4. Step 4: Simplify right side
    18,965.08x = 276,977,263.33
  5. Step 5: Solve for x
    x = 276,977,263.33/18,965.08
  6. Step 6: Final answer
    x = 14,604.59

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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.