Home / 30,085.65-45,128.33-7,596.37

Finding the Fourth Proportional to 30,085.65, 45,128.33 and 7,596.37

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Solution

The fourth proportional to 30,085.65, 45,128.33 and 7,596.37 is: 11,394.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,085.65 : 45,128.33 = 7,596.37 : x
  2. Step 2: Convert to fraction form
    30,085.65/45,128.33 = 7,596.37/x
  3. Step 3: Cross multiply
    30,085.65x = 45,128.33 × 7,596.37
  4. Step 4: Simplify right side
    30,085.65x = 342,811,492.16
  5. Step 5: Solve for x
    x = 342,811,492.16/30,085.65
  6. Step 6: Final answer
    x = 11,394.52

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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.