Home / 15,551.21-23,326.73-4,457.88

Finding the Fourth Proportional to 15,551.21, 23,326.73 and 4,457.88

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Solution

The fourth proportional to 15,551.21, 23,326.73 and 4,457.88 is: 6,686.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,551.21 : 23,326.73 = 4,457.88 : x
  2. Step 2: Convert to fraction form
    15,551.21/23,326.73 = 4,457.88/x
  3. Step 3: Cross multiply
    15,551.21x = 23,326.73 × 4,457.88
  4. Step 4: Simplify right side
    15,551.21x = 103,987,740.84
  5. Step 5: Solve for x
    x = 103,987,740.84/15,551.21
  6. Step 6: Final answer
    x = 6,686.80

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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.