Home / 12,633.03-19,035.14-10,489.77

Finding the Fourth Proportional to 12,633.03, 19,035.14 and 10,489.77

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Solution

The fourth proportional to 12,633.03, 19,035.14 and 10,489.77 is: 15,805.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,633.03 : 19,035.14 = 10,489.77 : x
  2. Step 2: Convert to fraction form
    12,633.03/19,035.14 = 10,489.77/x
  3. Step 3: Cross multiply
    12,633.03x = 19,035.14 × 10,489.77
  4. Step 4: Simplify right side
    12,633.03x = 199,674,188.07
  5. Step 5: Solve for x
    x = 199,674,188.07/12,633.03
  6. Step 6: Final answer
    x = 15,805.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.