Home / 14,160.04-21,239.50-4,800.76

Finding the Fourth Proportional to 14,160.04, 21,239.50 and 4,800.76

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Solution

The fourth proportional to 14,160.04, 21,239.50 and 4,800.76 is: 7,200.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,160.04 : 21,239.50 = 4,800.76 : x
  2. Step 2: Convert to fraction form
    14,160.04/21,239.50 = 4,800.76/x
  3. Step 3: Cross multiply
    14,160.04x = 21,239.50 × 4,800.76
  4. Step 4: Simplify right side
    14,160.04x = 101,965,742.02
  5. Step 5: Solve for x
    x = 101,965,742.02/14,160.04
  6. Step 6: Final answer
    x = 7,200.95

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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.