Home / 19,802.30-27,326.76-10,849.36

Finding the Fourth Proportional to 19,802.30, 27,326.76 and 10,849.36

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Solution

The fourth proportional to 19,802.30, 27,326.76 and 10,849.36 is: 14,971.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,802.30 : 27,326.76 = 10,849.36 : x
  2. Step 2: Convert to fraction form
    19,802.30/27,326.76 = 10,849.36/x
  3. Step 3: Cross multiply
    19,802.30x = 27,326.76 × 10,849.36
  4. Step 4: Simplify right side
    19,802.30x = 296,477,856.87
  5. Step 5: Solve for x
    x = 296,477,856.87/19,802.30
  6. Step 6: Final answer
    x = 14,971.89

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1.5x scale

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.