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Finding the Fourth Proportional to 35,692.40, 53,487.40 and 26,258.80

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Solution

The fourth proportional to 35,692.40, 53,487.40 and 26,258.80 is: 39,350.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,692.40 : 53,487.40 = 26,258.80 : x
  2. Step 2: Convert to fraction form
    35,692.40/53,487.40 = 26,258.80/x
  3. Step 3: Cross multiply
    35,692.40x = 53,487.40 × 26,258.80
  4. Step 4: Simplify right side
    35,692.40x = 1,404,514,939.12
  5. Step 5: Solve for x
    x = 1,404,514,939.12/35,692.40
  6. Step 6: Final answer
    x = 39,350.53

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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.