Home / 15,048.10-20,756.10-10,324.18

Finding the Fourth Proportional to 15,048.10, 20,756.10 and 10,324.18

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Solution

The fourth proportional to 15,048.10, 20,756.10 and 10,324.18 is: 14,240.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,048.10 : 20,756.10 = 10,324.18 : x
  2. Step 2: Convert to fraction form
    15,048.10/20,756.10 = 10,324.18/x
  3. Step 3: Cross multiply
    15,048.10x = 20,756.10 × 10,324.18
  4. Step 4: Simplify right side
    15,048.10x = 214,289,712.50
  5. Step 5: Solve for x
    x = 214,289,712.50/15,048.10
  6. Step 6: Final answer
    x = 14,240.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.