Home / 30,464.28-45,686.64-9,682.92

Finding the Fourth Proportional to 30,464.28, 45,686.64 and 9,682.92

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Solution

The fourth proportional to 30,464.28, 45,686.64 and 9,682.92 is: 14,521.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,464.28 : 45,686.64 = 9,682.92 : x
  2. Step 2: Convert to fraction form
    30,464.28/45,686.64 = 9,682.92/x
  3. Step 3: Cross multiply
    30,464.28x = 45,686.64 × 9,682.92
  4. Step 4: Simplify right side
    30,464.28x = 442,380,080.19
  5. Step 5: Solve for x
    x = 442,380,080.19/30,464.28
  6. Step 6: Final answer
    x = 14,521.27

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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.