Home / 35,878.62-53,817.50-12,504.98

Finding the Fourth Proportional to 35,878.62, 53,817.50 and 12,504.98

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Solution

The fourth proportional to 35,878.62, 53,817.50 and 12,504.98 is: 18,757.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,878.62 : 53,817.50 = 12,504.98 : x
  2. Step 2: Convert to fraction form
    35,878.62/53,817.50 = 12,504.98/x
  3. Step 3: Cross multiply
    35,878.62x = 53,817.50 × 12,504.98
  4. Step 4: Simplify right side
    35,878.62x = 672,986,761.15
  5. Step 5: Solve for x
    x = 672,986,761.15/35,878.62
  6. Step 6: Final answer
    x = 18,757.32

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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.