Home / 43,840.04-65,770.99-12,675.29

Finding the Fourth Proportional to 43,840.04, 65,770.99 and 12,675.29

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Solution

The fourth proportional to 43,840.04, 65,770.99 and 12,675.29 is: 19,016.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,840.04 : 65,770.99 = 12,675.29 : x
  2. Step 2: Convert to fraction form
    43,840.04/65,770.99 = 12,675.29/x
  3. Step 3: Cross multiply
    43,840.04x = 65,770.99 × 12,675.29
  4. Step 4: Simplify right side
    43,840.04x = 833,666,011.29
  5. Step 5: Solve for x
    x = 833,666,011.29/43,840.04
  6. Step 6: Final answer
    x = 19,016.09

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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.