Home / 30,660.40-45,956.94-17,483.68

Finding the Fourth Proportional to 30,660.40, 45,956.94 and 17,483.68

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Solution

The fourth proportional to 30,660.40, 45,956.94 and 17,483.68 is: 26,206.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,660.40 : 45,956.94 = 17,483.68 : x
  2. Step 2: Convert to fraction form
    30,660.40/45,956.94 = 17,483.68/x
  3. Step 3: Cross multiply
    30,660.40x = 45,956.94 × 17,483.68
  4. Step 4: Simplify right side
    30,660.40x = 803,496,432.74
  5. Step 5: Solve for x
    x = 803,496,432.74/30,660.40
  6. Step 6: Final answer
    x = 26,206.33

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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.