Home / 30,336.37-45,506.86-10,339.65

Finding the Fourth Proportional to 30,336.37, 45,506.86 and 10,339.65

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Solution

The fourth proportional to 30,336.37, 45,506.86 and 10,339.65 is: 15,510.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,336.37 : 45,506.86 = 10,339.65 : x
  2. Step 2: Convert to fraction form
    30,336.37/45,506.86 = 10,339.65/x
  3. Step 3: Cross multiply
    30,336.37x = 45,506.86 × 10,339.65
  4. Step 4: Simplify right side
    30,336.37x = 470,525,037.31
  5. Step 5: Solve for x
    x = 470,525,037.31/30,336.37
  6. Step 6: Final answer
    x = 15,510.26

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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.