Home / 14,273.77-21,405.33-4,911.14

Finding the Fourth Proportional to 14,273.77, 21,405.33 and 4,911.14

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Solution

The fourth proportional to 14,273.77, 21,405.33 and 4,911.14 is: 7,364.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273.77 : 21,405.33 = 4,911.14 : x
  2. Step 2: Convert to fraction form
    14,273.77/21,405.33 = 4,911.14/x
  3. Step 3: Cross multiply
    14,273.77x = 21,405.33 × 4,911.14
  4. Step 4: Simplify right side
    14,273.77x = 105,124,572.38
  5. Step 5: Solve for x
    x = 105,124,572.38/14,273.77
  6. Step 6: Final answer
    x = 7,364.88

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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.