Home / 45,776.16-68,661.36-17,684.64

Finding the Fourth Proportional to 45,776.16, 68,661.36 and 17,684.64

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Solution

The fourth proportional to 45,776.16, 68,661.36 and 17,684.64 is: 26,525.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,776.16 : 68,661.36 = 17,684.64 : x
  2. Step 2: Convert to fraction form
    45,776.16/68,661.36 = 17,684.64/x
  3. Step 3: Cross multiply
    45,776.16x = 68,661.36 × 17,684.64
  4. Step 4: Simplify right side
    45,776.16x = 1,214,251,433.51
  5. Step 5: Solve for x
    x = 1,214,251,433.51/45,776.16
  6. Step 6: Final answer
    x = 26,525.85

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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.