Home / 14,187.51-21,282.21-4,326.93

Finding the Fourth Proportional to 14,187.51, 21,282.21 and 4,326.93

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Solution

The fourth proportional to 14,187.51, 21,282.21 and 4,326.93 is: 6,490.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,187.51 : 21,282.21 = 4,326.93 : x
  2. Step 2: Convert to fraction form
    14,187.51/21,282.21 = 4,326.93/x
  3. Step 3: Cross multiply
    14,187.51x = 21,282.21 × 4,326.93
  4. Step 4: Simplify right side
    14,187.51x = 92,086,632.92
  5. Step 5: Solve for x
    x = 92,086,632.92/14,187.51
  6. Step 6: Final answer
    x = 6,490.68

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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.