Home / 28,802.88-43,209.18-11,263.14

Finding the Fourth Proportional to 28,802.88, 43,209.18 and 11,263.14

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Solution

The fourth proportional to 28,802.88, 43,209.18 and 11,263.14 is: 16,896.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,802.88 : 43,209.18 = 11,263.14 : x
  2. Step 2: Convert to fraction form
    28,802.88/43,209.18 = 11,263.14/x
  3. Step 3: Cross multiply
    28,802.88x = 43,209.18 × 11,263.14
  4. Step 4: Simplify right side
    28,802.88x = 486,671,043.63
  5. Step 5: Solve for x
    x = 486,671,043.63/28,802.88
  6. Step 6: Final answer
    x = 16,896.61

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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.