Home / 12,370.50-18,550.89-4,573.98

Finding the Fourth Proportional to 12,370.50, 18,550.89 and 4,573.98

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Solution

The fourth proportional to 12,370.50, 18,550.89 and 4,573.98 is: 6,859.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,370.50 : 18,550.89 = 4,573.98 : x
  2. Step 2: Convert to fraction form
    12,370.50/18,550.89 = 4,573.98/x
  3. Step 3: Cross multiply
    12,370.50x = 18,550.89 × 4,573.98
  4. Step 4: Simplify right side
    12,370.50x = 84,851,399.84
  5. Step 5: Solve for x
    x = 84,851,399.84/12,370.50
  6. Step 6: Final answer
    x = 6,859.17

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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.