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Finding the Fourth Proportional to 22,457.56, 33,664.32 and 19,133.32

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Solution

The fourth proportional to 22,457.56, 33,664.32 and 19,133.32 is: 28,681.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,457.56 : 33,664.32 = 19,133.32 : x
  2. Step 2: Convert to fraction form
    22,457.56/33,664.32 = 19,133.32/x
  3. Step 3: Cross multiply
    22,457.56x = 33,664.32 × 19,133.32
  4. Step 4: Simplify right side
    22,457.56x = 644,110,207.14
  5. Step 5: Solve for x
    x = 644,110,207.14/22,457.56
  6. Step 6: Final answer
    x = 28,681.22

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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.