Home / 14,580.92-21,871.20-4,192.76

Finding the Fourth Proportional to 14,580.92, 21,871.20 and 4,192.76

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Solution

The fourth proportional to 14,580.92, 21,871.20 and 4,192.76 is: 6,289.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,580.92 : 21,871.20 = 4,192.76 : x
  2. Step 2: Convert to fraction form
    14,580.92/21,871.20 = 4,192.76/x
  3. Step 3: Cross multiply
    14,580.92x = 21,871.20 × 4,192.76
  4. Step 4: Simplify right side
    14,580.92x = 91,700,692.51
  5. Step 5: Solve for x
    x = 91,700,692.51/14,580.92
  6. Step 6: Final answer
    x = 6,289.09

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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.