Home / 13,802.31-19,052.91-10,446.06

Finding the Fourth Proportional to 13,802.31, 19,052.91 and 10,446.06

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Solution

The fourth proportional to 13,802.31, 19,052.91 and 10,446.06 is: 14,419.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,802.31 : 19,052.91 = 10,446.06 : x
  2. Step 2: Convert to fraction form
    13,802.31/19,052.91 = 10,446.06/x
  3. Step 3: Cross multiply
    13,802.31x = 19,052.91 × 10,446.06
  4. Step 4: Simplify right side
    13,802.31x = 199,027,841.03
  5. Step 5: Solve for x
    x = 199,027,841.03/13,802.31
  6. Step 6: Final answer
    x = 14,419.89

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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.