Home / 14,284.89-21,409.92-10,126.08

Finding the Fourth Proportional to 14,284.89, 21,409.92 and 10,126.08

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Solution

The fourth proportional to 14,284.89, 21,409.92 and 10,126.08 is: 15,176.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,284.89 : 21,409.92 = 10,126.08 : x
  2. Step 2: Convert to fraction form
    14,284.89/21,409.92 = 10,126.08/x
  3. Step 3: Cross multiply
    14,284.89x = 21,409.92 × 10,126.08
  4. Step 4: Simplify right side
    14,284.89x = 216,798,562.71
  5. Step 5: Solve for x
    x = 216,798,562.71/14,284.89
  6. Step 6: Final answer
    x = 15,176.78

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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.