Home / 13,045.37-19,569.45-4,158.60

Finding the Fourth Proportional to 13,045.37, 19,569.45 and 4,158.60

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Solution

The fourth proportional to 13,045.37, 19,569.45 and 4,158.60 is: 6,238.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,045.37 : 19,569.45 = 4,158.60 : x
  2. Step 2: Convert to fraction form
    13,045.37/19,569.45 = 4,158.60/x
  3. Step 3: Cross multiply
    13,045.37x = 19,569.45 × 4,158.60
  4. Step 4: Simplify right side
    13,045.37x = 81,381,514.77
  5. Step 5: Solve for x
    x = 81,381,514.77/13,045.37
  6. Step 6: Final answer
    x = 6,238.35

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.