Home / 53,656.14-80,485.73-14,213.26

Finding the Fourth Proportional to 53,656.14, 80,485.73 and 14,213.26

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Solution

The fourth proportional to 53,656.14, 80,485.73 and 14,213.26 is: 21,320.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,656.14 : 80,485.73 = 14,213.26 : x
  2. Step 2: Convert to fraction form
    53,656.14/80,485.73 = 14,213.26/x
  3. Step 3: Cross multiply
    53,656.14x = 80,485.73 × 14,213.26
  4. Step 4: Simplify right side
    53,656.14x = 1,143,964,133.28
  5. Step 5: Solve for x
    x = 1,143,964,133.28/53,656.14
  6. Step 6: Final answer
    x = 21,320.29

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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.