Home / 30,956.46-46,408.77-12,484.14

Finding the Fourth Proportional to 30,956.46, 46,408.77 and 12,484.14

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Solution

The fourth proportional to 30,956.46, 46,408.77 and 12,484.14 is: 18,715.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,956.46 : 46,408.77 = 12,484.14 : x
  2. Step 2: Convert to fraction form
    30,956.46/46,408.77 = 12,484.14/x
  3. Step 3: Cross multiply
    30,956.46x = 46,408.77 × 12,484.14
  4. Step 4: Simplify right side
    30,956.46x = 579,373,581.91
  5. Step 5: Solve for x
    x = 579,373,581.91/30,956.46
  6. Step 6: Final answer
    x = 18,715.76

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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.