Home / 19,115.02-26,373.45-12,404.62

Finding the Fourth Proportional to 19,115.02, 26,373.45 and 12,404.62

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Solution

The fourth proportional to 19,115.02, 26,373.45 and 12,404.62 is: 17,114.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,115.02 : 26,373.45 = 12,404.62 : x
  2. Step 2: Convert to fraction form
    19,115.02/26,373.45 = 12,404.62/x
  3. Step 3: Cross multiply
    19,115.02x = 26,373.45 × 12,404.62
  4. Step 4: Simplify right side
    19,115.02x = 327,152,625.34
  5. Step 5: Solve for x
    x = 327,152,625.34/19,115.02
  6. Step 6: Final answer
    x = 17,114.95

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.