Home / 30,385.28-45,577.71-16,351.91

Finding the Fourth Proportional to 30,385.28, 45,577.71 and 16,351.91

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Solution

The fourth proportional to 30,385.28, 45,577.71 and 16,351.91 is: 24,527.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,385.28 : 45,577.71 = 16,351.91 : x
  2. Step 2: Convert to fraction form
    30,385.28/45,577.71 = 16,351.91/x
  3. Step 3: Cross multiply
    30,385.28x = 45,577.71 × 16,351.91
  4. Step 4: Simplify right side
    30,385.28x = 745,282,384.04
  5. Step 5: Solve for x
    x = 745,282,384.04/30,385.28
  6. Step 6: Final answer
    x = 24,527.75

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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.