Home / 53,485.68-80,222.58-14,047.32

Finding the Fourth Proportional to 53,485.68, 80,222.58 and 14,047.32

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Solution

The fourth proportional to 53,485.68, 80,222.58 and 14,047.32 is: 21,069.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,485.68 : 80,222.58 = 14,047.32 : x
  2. Step 2: Convert to fraction form
    53,485.68/80,222.58 = 14,047.32/x
  3. Step 3: Cross multiply
    53,485.68x = 80,222.58 × 14,047.32
  4. Step 4: Simplify right side
    53,485.68x = 1,126,912,252.49
  5. Step 5: Solve for x
    x = 1,126,912,252.49/53,485.68
  6. Step 6: Final answer
    x = 21,069.42

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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.