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Finding the Fourth Proportional to 14,995.20, 22,492.80 and 3,901.80

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Solution

The fourth proportional to 14,995.20, 22,492.80 and 3,901.80 is: 5,852.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,995.20 : 22,492.80 = 3,901.80 : x
  2. Step 2: Convert to fraction form
    14,995.20/22,492.80 = 3,901.80/x
  3. Step 3: Cross multiply
    14,995.20x = 22,492.80 × 3,901.80
  4. Step 4: Simplify right side
    14,995.20x = 87,762,407.04
  5. Step 5: Solve for x
    x = 87,762,407.04/14,995.20
  6. Step 6: Final answer
    x = 5,852.70

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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.