Home / 13,953.06-21,025.51-11,541.89

Finding the Fourth Proportional to 13,953.06, 21,025.51 and 11,541.89

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Solution

The fourth proportional to 13,953.06, 21,025.51 and 11,541.89 is: 17,392.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,953.06 : 21,025.51 = 11,541.89 : x
  2. Step 2: Convert to fraction form
    13,953.06/21,025.51 = 11,541.89/x
  3. Step 3: Cross multiply
    13,953.06x = 21,025.51 × 11,541.89
  4. Step 4: Simplify right side
    13,953.06x = 242,674,147.32
  5. Step 5: Solve for x
    x = 242,674,147.32/13,953.06
  6. Step 6: Final answer
    x = 17,392.18

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.