Home / 34,539.68-51,812.40-12,352.16

Finding the Fourth Proportional to 34,539.68, 51,812.40 and 12,352.16

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Solution

The fourth proportional to 34,539.68, 51,812.40 and 12,352.16 is: 18,529.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,539.68 : 51,812.40 = 12,352.16 : x
  2. Step 2: Convert to fraction form
    34,539.68/51,812.40 = 12,352.16/x
  3. Step 3: Cross multiply
    34,539.68x = 51,812.40 × 12,352.16
  4. Step 4: Simplify right side
    34,539.68x = 639,995,054.78
  5. Step 5: Solve for x
    x = 639,995,054.78/34,539.68
  6. Step 6: Final answer
    x = 18,529.27

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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.