Home / 18,570.50-25,630.82-14,529.26

Finding the Fourth Proportional to 18,570.50, 25,630.82 and 14,529.26

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Solution

The fourth proportional to 18,570.50, 25,630.82 and 14,529.26 is: 20,053.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,570.50 : 25,630.82 = 14,529.26 : x
  2. Step 2: Convert to fraction form
    18,570.50/25,630.82 = 14,529.26/x
  3. Step 3: Cross multiply
    18,570.50x = 25,630.82 × 14,529.26
  4. Step 4: Simplify right side
    18,570.50x = 372,396,847.79
  5. Step 5: Solve for x
    x = 372,396,847.79/18,570.50
  6. Step 6: Final answer
    x = 20,053.14

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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.