Home / 13,276.40-19,904.02-6,252.72

Finding the Fourth Proportional to 13,276.40, 19,904.02 and 6,252.72

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Solution

The fourth proportional to 13,276.40, 19,904.02 and 6,252.72 is: 9,374.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,276.40 : 19,904.02 = 6,252.72 : x
  2. Step 2: Convert to fraction form
    13,276.40/19,904.02 = 6,252.72/x
  3. Step 3: Cross multiply
    13,276.40x = 19,904.02 × 6,252.72
  4. Step 4: Simplify right side
    13,276.40x = 124,454,263.93
  5. Step 5: Solve for x
    x = 124,454,263.93/13,276.40
  6. Step 6: Final answer
    x = 9,374.10

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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.