Home / 10,366.65-15,556.63-10,328.38

Finding the Fourth Proportional to 10,366.65, 15,556.63 and 10,328.38

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Solution

The fourth proportional to 10,366.65, 15,556.63 and 10,328.38 is: 15,499.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.65 : 15,556.63 = 10,328.38 : x
  2. Step 2: Convert to fraction form
    10,366.65/15,556.63 = 10,328.38/x
  3. Step 3: Cross multiply
    10,366.65x = 15,556.63 × 10,328.38
  4. Step 4: Simplify right side
    10,366.65x = 160,674,708.38
  5. Step 5: Solve for x
    x = 160,674,708.38/10,366.65
  6. Step 6: Final answer
    x = 15,499.19

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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.