Home / 14,740.20-22,110.30-5,509.80

Finding the Fourth Proportional to 14,740.20, 22,110.30 and 5,509.80

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Solution

The fourth proportional to 14,740.20, 22,110.30 and 5,509.80 is: 8,264.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,740.20 : 22,110.30 = 5,509.80 : x
  2. Step 2: Convert to fraction form
    14,740.20/22,110.30 = 5,509.80/x
  3. Step 3: Cross multiply
    14,740.20x = 22,110.30 × 5,509.80
  4. Step 4: Simplify right side
    14,740.20x = 121,823,330.94
  5. Step 5: Solve for x
    x = 121,823,330.94/14,740.20
  6. Step 6: Final answer
    x = 8,264.70

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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.