Home / 19,705.48-27,193.59-10,753.16

Finding the Fourth Proportional to 19,705.48, 27,193.59 and 10,753.16

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Solution

The fourth proportional to 19,705.48, 27,193.59 and 10,753.16 is: 14,839.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,705.48 : 27,193.59 = 10,753.16 : x
  2. Step 2: Convert to fraction form
    19,705.48/27,193.59 = 10,753.16/x
  3. Step 3: Cross multiply
    19,705.48x = 27,193.59 × 10,753.16
  4. Step 4: Simplify right side
    19,705.48x = 292,416,888.28
  5. Step 5: Solve for x
    x = 292,416,888.28/19,705.48
  6. Step 6: Final answer
    x = 14,839.37

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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.