Home / 18,246.15-27,368.96-9,924.21

Finding the Fourth Proportional to 18,246.15, 27,368.96 and 9,924.21

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Solution

The fourth proportional to 18,246.15, 27,368.96 and 9,924.21 is: 14,886.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,246.15 : 27,368.96 = 9,924.21 : x
  2. Step 2: Convert to fraction form
    18,246.15/27,368.96 = 9,924.21/x
  3. Step 3: Cross multiply
    18,246.15x = 27,368.96 × 9,924.21
  4. Step 4: Simplify right side
    18,246.15x = 271,615,256.90
  5. Step 5: Solve for x
    x = 271,615,256.90/18,246.15
  6. Step 6: Final answer
    x = 14,886.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.