Home / 14,987.49-22,481.21-4,457.46

Finding the Fourth Proportional to 14,987.49, 22,481.21 and 4,457.46

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Solution

The fourth proportional to 14,987.49, 22,481.21 and 4,457.46 is: 6,686.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,987.49 : 22,481.21 = 4,457.46 : x
  2. Step 2: Convert to fraction form
    14,987.49/22,481.21 = 4,457.46/x
  3. Step 3: Cross multiply
    14,987.49x = 22,481.21 × 4,457.46
  4. Step 4: Simplify right side
    14,987.49x = 100,209,094.33
  5. Step 5: Solve for x
    x = 100,209,094.33/14,987.49
  6. Step 6: Final answer
    x = 6,686.18

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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.