Home / 35,870.75-53,805.50-12,496.58

Finding the Fourth Proportional to 35,870.75, 53,805.50 and 12,496.58

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Solution

The fourth proportional to 35,870.75, 53,805.50 and 12,496.58 is: 18,744.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,870.75 : 53,805.50 = 12,496.58 : x
  2. Step 2: Convert to fraction form
    35,870.75/53,805.50 = 12,496.58/x
  3. Step 3: Cross multiply
    35,870.75x = 53,805.50 × 12,496.58
  4. Step 4: Simplify right side
    35,870.75x = 672,384,652.31
  5. Step 5: Solve for x
    x = 672,384,652.31/35,870.75
  6. Step 6: Final answer
    x = 18,744.65

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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.