Home / 19,788.71-27,308.46-10,714.17

Finding the Fourth Proportional to 19,788.71, 27,308.46 and 10,714.17

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Solution

The fourth proportional to 19,788.71, 27,308.46 and 10,714.17 is: 14,785.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,788.71 : 27,308.46 = 10,714.17 : x
  2. Step 2: Convert to fraction form
    19,788.71/27,308.46 = 10,714.17/x
  3. Step 3: Cross multiply
    19,788.71x = 27,308.46 × 10,714.17
  4. Step 4: Simplify right side
    19,788.71x = 292,587,482.88
  5. Step 5: Solve for x
    x = 292,587,482.88/19,788.71
  6. Step 6: Final answer
    x = 14,785.58

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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.