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Finding the Fourth Proportional to 25,656.84, 35,324.10 and 22,343.40

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Solution

The fourth proportional to 25,656.84, 35,324.10 and 22,343.40 is: 30,762.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,656.84 : 35,324.10 = 22,343.40 : x
  2. Step 2: Convert to fraction form
    25,656.84/35,324.10 = 22,343.40/x
  3. Step 3: Cross multiply
    25,656.84x = 35,324.10 × 22,343.40
  4. Step 4: Simplify right side
    25,656.84x = 789,260,495.94
  5. Step 5: Solve for x
    x = 789,260,495.94/25,656.84
  6. Step 6: Final answer
    x = 30,762.19

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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.