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Finding the Fourth Proportional to 35,312.49, 52,977.38 and 17,551.49

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Solution

The fourth proportional to 35,312.49, 52,977.38 and 17,551.49 is: 26,331.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,312.49 : 52,977.38 = 17,551.49 : x
  2. Step 2: Convert to fraction form
    35,312.49/52,977.38 = 17,551.49/x
  3. Step 3: Cross multiply
    35,312.49x = 52,977.38 × 17,551.49
  4. Step 4: Simplify right side
    35,312.49x = 929,831,602.65
  5. Step 5: Solve for x
    x = 929,831,602.65/35,312.49
  6. Step 6: Final answer
    x = 26,331.52

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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.