Home / 25,041.45-37,507.59-12,539.67

Finding the Fourth Proportional to 25,041.45, 37,507.59 and 12,539.67

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Solution

The fourth proportional to 25,041.45, 37,507.59 and 12,539.67 is: 18,782.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,041.45 : 37,507.59 = 12,539.67 : x
  2. Step 2: Convert to fraction form
    25,041.45/37,507.59 = 12,539.67/x
  3. Step 3: Cross multiply
    25,041.45x = 37,507.59 × 12,539.67
  4. Step 4: Simplify right side
    25,041.45x = 470,332,801.10
  5. Step 5: Solve for x
    x = 470,332,801.10/25,041.45
  6. Step 6: Final answer
    x = 18,782.17

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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.