Home / 38,705.63-58,068.20-11,003.63

Finding the Fourth Proportional to 38,705.63, 58,068.20 and 11,003.63

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Solution

The fourth proportional to 38,705.63, 58,068.20 and 11,003.63 is: 16,508.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,705.63 : 58,068.20 = 11,003.63 : x
  2. Step 2: Convert to fraction form
    38,705.63/58,068.20 = 11,003.63/x
  3. Step 3: Cross multiply
    38,705.63x = 58,068.20 × 11,003.63
  4. Step 4: Simplify right side
    38,705.63x = 638,960,642.21
  5. Step 5: Solve for x
    x = 638,960,642.21/38,705.63
  6. Step 6: Final answer
    x = 16,508.21

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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.