Home / 14,987.24-22,480.85-4,457.21

Finding the Fourth Proportional to 14,987.24, 22,480.85 and 4,457.21

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Solution

The fourth proportional to 14,987.24, 22,480.85 and 4,457.21 is: 6,685.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,987.24 : 22,480.85 = 4,457.21 : x
  2. Step 2: Convert to fraction form
    14,987.24/22,480.85 = 4,457.21/x
  3. Step 3: Cross multiply
    14,987.24x = 22,480.85 × 4,457.21
  4. Step 4: Simplify right side
    14,987.24x = 100,201,734.74
  5. Step 5: Solve for x
    x = 100,201,734.74/14,987.24
  6. Step 6: Final answer
    x = 6,685.81

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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.