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Finding the Fourth Proportional to 35,862.55, 53,793.82 and 10,902.80

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Solution

The fourth proportional to 35,862.55, 53,793.82 and 10,902.80 is: 16,354.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,862.55 : 53,793.82 = 10,902.80 : x
  2. Step 2: Convert to fraction form
    35,862.55/53,793.82 = 10,902.80/x
  3. Step 3: Cross multiply
    35,862.55x = 53,793.82 × 10,902.80
  4. Step 4: Simplify right side
    35,862.55x = 586,503,408.81
  5. Step 5: Solve for x
    x = 586,503,408.81/35,862.55
  6. Step 6: Final answer
    x = 16,354.20

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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.