Home / 14,315.12-21,466.39-5,875.83

Finding the Fourth Proportional to 14,315.12, 21,466.39 and 5,875.83

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Solution

The fourth proportional to 14,315.12, 21,466.39 and 5,875.83 is: 8,811.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,315.12 : 21,466.39 = 5,875.83 : x
  2. Step 2: Convert to fraction form
    14,315.12/21,466.39 = 5,875.83/x
  3. Step 3: Cross multiply
    14,315.12x = 21,466.39 × 5,875.83
  4. Step 4: Simplify right side
    14,315.12x = 126,132,843.66
  5. Step 5: Solve for x
    x = 126,132,843.66/14,315.12
  6. Step 6: Final answer
    x = 8,811.16

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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.