Home / 19,365.17-26,714.05-12,654.72

Finding the Fourth Proportional to 19,365.17, 26,714.05 and 12,654.72

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Solution

The fourth proportional to 19,365.17, 26,714.05 and 12,654.72 is: 17,457.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,365.17 : 26,714.05 = 12,654.72 : x
  2. Step 2: Convert to fraction form
    19,365.17/26,714.05 = 12,654.72/x
  3. Step 3: Cross multiply
    19,365.17x = 26,714.05 × 12,654.72
  4. Step 4: Simplify right side
    19,365.17x = 338,058,791.18
  5. Step 5: Solve for x
    x = 338,058,791.18/19,365.17
  6. Step 6: Final answer
    x = 17,457.06

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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.