Home / 19,910.04-27,497.40-12,374.42

Finding the Fourth Proportional to 19,910.04, 27,497.40 and 12,374.42

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Solution

The fourth proportional to 19,910.04, 27,497.40 and 12,374.42 is: 17,090.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,910.04 : 27,497.40 = 12,374.42 : x
  2. Step 2: Convert to fraction form
    19,910.04/27,497.40 = 12,374.42/x
  3. Step 3: Cross multiply
    19,910.04x = 27,497.40 × 12,374.42
  4. Step 4: Simplify right side
    19,910.04x = 340,264,376.51
  5. Step 5: Solve for x
    x = 340,264,376.51/19,910.04
  6. Step 6: Final answer
    x = 17,090.09

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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.