Home / 19,554.22-29,331.32-7,071.32

Finding the Fourth Proportional to 19,554.22, 29,331.32 and 7,071.32

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Solution

The fourth proportional to 19,554.22, 29,331.32 and 7,071.32 is: 10,606.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,554.22 : 29,331.32 = 7,071.32 : x
  2. Step 2: Convert to fraction form
    19,554.22/29,331.32 = 7,071.32/x
  3. Step 3: Cross multiply
    19,554.22x = 29,331.32 × 7,071.32
  4. Step 4: Simplify right side
    19,554.22x = 207,411,114.39
  5. Step 5: Solve for x
    x = 207,411,114.39/19,554.22
  6. Step 6: Final answer
    x = 10,606.97

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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.