Home / 51,336.92-70,840.90-28,674.12

Finding the Fourth Proportional to 51,336.92, 70,840.90 and 28,674.12

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Solution

The fourth proportional to 51,336.92, 70,840.90 and 28,674.12 is: 39,568.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,336.92 : 70,840.90 = 28,674.12 : x
  2. Step 2: Convert to fraction form
    51,336.92/70,840.90 = 28,674.12/x
  3. Step 3: Cross multiply
    51,336.92x = 70,840.90 × 28,674.12
  4. Step 4: Simplify right side
    51,336.92x = 2,031,300,467.51
  5. Step 5: Solve for x
    x = 2,031,300,467.51/51,336.92
  6. Step 6: Final answer
    x = 39,568.02

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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.