Home / 14,547.44-21,828.36-10,857.08

Finding the Fourth Proportional to 14,547.44, 21,828.36 and 10,857.08

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Solution

The fourth proportional to 14,547.44, 21,828.36 and 10,857.08 is: 16,290.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,547.44 : 21,828.36 = 10,857.08 : x
  2. Step 2: Convert to fraction form
    14,547.44/21,828.36 = 10,857.08/x
  3. Step 3: Cross multiply
    14,547.44x = 21,828.36 × 10,857.08
  4. Step 4: Simplify right side
    14,547.44x = 236,992,250.79
  5. Step 5: Solve for x
    x = 236,992,250.79/14,547.44
  6. Step 6: Final answer
    x = 16,290.99

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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.