Home / 30,519.92-45,732.36-14,707.84

Finding the Fourth Proportional to 30,519.92, 45,732.36 and 14,707.84

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Solution

The fourth proportional to 30,519.92, 45,732.36 and 14,707.84 is: 22,038.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,519.92 : 45,732.36 = 14,707.84 : x
  2. Step 2: Convert to fraction form
    30,519.92/45,732.36 = 14,707.84/x
  3. Step 3: Cross multiply
    30,519.92x = 45,732.36 × 14,707.84
  4. Step 4: Simplify right side
    30,519.92x = 672,624,233.70
  5. Step 5: Solve for x
    x = 672,624,233.70/30,519.92
  6. Step 6: Final answer
    x = 22,038.86

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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.