Home / 14,738.28-22,077.81-7,320.30

Finding the Fourth Proportional to 14,738.28, 22,077.81 and 7,320.30

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Solution

The fourth proportional to 14,738.28, 22,077.81 and 7,320.30 is: 10,965.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,738.28 : 22,077.81 = 7,320.30 : x
  2. Step 2: Convert to fraction form
    14,738.28/22,077.81 = 7,320.30/x
  3. Step 3: Cross multiply
    14,738.28x = 22,077.81 × 7,320.30
  4. Step 4: Simplify right side
    14,738.28x = 161,616,192.54
  5. Step 5: Solve for x
    x = 161,616,192.54/14,738.28
  6. Step 6: Final answer
    x = 10,965.74

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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.