Home / 14,244.76-21,348.56-10,309.28

Finding the Fourth Proportional to 14,244.76, 21,348.56 and 10,309.28

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Solution

The fourth proportional to 14,244.76, 21,348.56 and 10,309.28 is: 15,450.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,244.76 : 21,348.56 = 10,309.28 : x
  2. Step 2: Convert to fraction form
    14,244.76/21,348.56 = 10,309.28/x
  3. Step 3: Cross multiply
    14,244.76x = 21,348.56 × 10,309.28
  4. Step 4: Simplify right side
    14,244.76x = 220,088,282.64
  5. Step 5: Solve for x
    x = 220,088,282.64/14,244.76
  6. Step 6: Final answer
    x = 15,450.47

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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.