Home / 14,672.30-22,008.45-4,809.20

Finding the Fourth Proportional to 14,672.30, 22,008.45 and 4,809.20

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Solution

The fourth proportional to 14,672.30, 22,008.45 and 4,809.20 is: 7,213.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,672.30 : 22,008.45 = 4,809.20 : x
  2. Step 2: Convert to fraction form
    14,672.30/22,008.45 = 4,809.20/x
  3. Step 3: Cross multiply
    14,672.30x = 22,008.45 × 4,809.20
  4. Step 4: Simplify right side
    14,672.30x = 105,843,037.74
  5. Step 5: Solve for x
    x = 105,843,037.74/14,672.30
  6. Step 6: Final answer
    x = 7,213.80

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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.