Home / 25,041.70-37,507.97-12,539.92

Finding the Fourth Proportional to 25,041.70, 37,507.97 and 12,539.92

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Solution

The fourth proportional to 25,041.70, 37,507.97 and 12,539.92 is: 18,782.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,041.70 : 37,507.97 = 12,539.92 : x
  2. Step 2: Convert to fraction form
    25,041.70/37,507.97 = 12,539.92/x
  3. Step 3: Cross multiply
    25,041.70x = 37,507.97 × 12,539.92
  4. Step 4: Simplify right side
    25,041.70x = 470,346,880.46
  5. Step 5: Solve for x
    x = 470,346,880.46/25,041.70
  6. Step 6: Final answer
    x = 18,782.55

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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.