Home / 40,383.14-60,574.69-10,800.20

Finding the Fourth Proportional to 40,383.14, 60,574.69 and 10,800.20

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Solution

The fourth proportional to 40,383.14, 60,574.69 and 10,800.20 is: 16,200.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,383.14 : 60,574.69 = 10,800.20 : x
  2. Step 2: Convert to fraction form
    40,383.14/60,574.69 = 10,800.20/x
  3. Step 3: Cross multiply
    40,383.14x = 60,574.69 × 10,800.20
  4. Step 4: Simplify right side
    40,383.14x = 654,218,918.37
  5. Step 5: Solve for x
    x = 654,218,918.37/40,383.14
  6. Step 6: Final answer
    x = 16,200.30

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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.