Home / 36,328.80-54,501.30-14,140.20

Finding the Fourth Proportional to 36,328.80, 54,501.30 and 14,140.20

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Solution

The fourth proportional to 36,328.80, 54,501.30 and 14,140.20 is: 21,213.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,328.80 : 54,501.30 = 14,140.20 : x
  2. Step 2: Convert to fraction form
    36,328.80/54,501.30 = 14,140.20/x
  3. Step 3: Cross multiply
    36,328.80x = 54,501.30 × 14,140.20
  4. Step 4: Simplify right side
    36,328.80x = 770,659,282.26
  5. Step 5: Solve for x
    x = 770,659,282.26/36,328.80
  6. Step 6: Final answer
    x = 21,213.45

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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.