Home / 19,762.58-27,272.75-10,810.05

Finding the Fourth Proportional to 19,762.58, 27,272.75 and 10,810.05

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Solution

The fourth proportional to 19,762.58, 27,272.75 and 10,810.05 is: 14,918.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,762.58 : 27,272.75 = 10,810.05 : x
  2. Step 2: Convert to fraction form
    19,762.58/27,272.75 = 10,810.05/x
  3. Step 3: Cross multiply
    19,762.58x = 27,272.75 × 10,810.05
  4. Step 4: Simplify right side
    19,762.58x = 294,819,737.09
  5. Step 5: Solve for x
    x = 294,819,737.09/19,762.58
  6. Step 6: Final answer
    x = 14,918.08

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Why These Related Problems?

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