Home / 30,379.65-45,554.14-17,733.70

Finding the Fourth Proportional to 30,379.65, 45,554.14 and 17,733.70

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Solution

The fourth proportional to 30,379.65, 45,554.14 and 17,733.70 is: 26,591.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,379.65 : 45,554.14 = 17,733.70 : x
  2. Step 2: Convert to fraction form
    30,379.65/45,554.14 = 17,733.70/x
  3. Step 3: Cross multiply
    30,379.65x = 45,554.14 × 17,733.70
  4. Step 4: Simplify right side
    30,379.65x = 807,843,452.52
  5. Step 5: Solve for x
    x = 807,843,452.52/30,379.65
  6. Step 6: Final answer
    x = 26,591.60

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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.