Home / 14,187.90-21,244.65-10,005.24

Finding the Fourth Proportional to 14,187.90, 21,244.65 and 10,005.24

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Solution

The fourth proportional to 14,187.90, 21,244.65 and 10,005.24 is: 14,981.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,187.90 : 21,244.65 = 10,005.24 : x
  2. Step 2: Convert to fraction form
    14,187.90/21,244.65 = 10,005.24/x
  3. Step 3: Cross multiply
    14,187.90x = 21,244.65 × 10,005.24
  4. Step 4: Simplify right side
    14,187.90x = 212,557,821.97
  5. Step 5: Solve for x
    x = 212,557,821.97/14,187.90
  6. Step 6: Final answer
    x = 14,981.63

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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.