Home / 19,788.74-27,308.51-10,714.19

Finding the Fourth Proportional to 19,788.74, 27,308.51 and 10,714.19

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Solution

The fourth proportional to 19,788.74, 27,308.51 and 10,714.19 is: 14,785.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,788.74 : 27,308.51 = 10,714.19 : x
  2. Step 2: Convert to fraction form
    19,788.74/27,308.51 = 10,714.19/x
  3. Step 3: Cross multiply
    19,788.74x = 27,308.51 × 10,714.19
  4. Step 4: Simplify right side
    19,788.74x = 292,588,374.64
  5. Step 5: Solve for x
    x = 292,588,374.64/19,788.74
  6. Step 6: Final answer
    x = 14,785.60

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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.