Home / 14,331.03-19,804.19-10,788.09

Finding the Fourth Proportional to 14,331.03, 19,804.19 and 10,788.09

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Solution

The fourth proportional to 14,331.03, 19,804.19 and 10,788.09 is: 14,908.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,331.03 : 19,804.19 = 10,788.09 : x
  2. Step 2: Convert to fraction form
    14,331.03/19,804.19 = 10,788.09/x
  3. Step 3: Cross multiply
    14,331.03x = 19,804.19 × 10,788.09
  4. Step 4: Simplify right side
    14,331.03x = 213,649,384.10
  5. Step 5: Solve for x
    x = 213,649,384.10/14,331.03
  6. Step 6: Final answer
    x = 14,908.17

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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.