Home / 34,869.12-52,289.80-12,670.44

Finding the Fourth Proportional to 34,869.12, 52,289.80 and 12,670.44

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Solution

The fourth proportional to 34,869.12, 52,289.80 and 12,670.44 is: 19,000.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,869.12 : 52,289.80 = 12,670.44 : x
  2. Step 2: Convert to fraction form
    34,869.12/52,289.80 = 12,670.44/x
  3. Step 3: Cross multiply
    34,869.12x = 52,289.80 × 12,670.44
  4. Step 4: Simplify right side
    34,869.12x = 662,534,773.51
  5. Step 5: Solve for x
    x = 662,534,773.51/34,869.12
  6. Step 6: Final answer
    x = 19,000.62

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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.