Home / 14,338.91-21,507.91-3,950.57

Finding the Fourth Proportional to 14,338.91, 21,507.91 and 3,950.57

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Solution

The fourth proportional to 14,338.91, 21,507.91 and 3,950.57 is: 5,925.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,338.91 : 21,507.91 = 3,950.57 : x
  2. Step 2: Convert to fraction form
    14,338.91/21,507.91 = 3,950.57/x
  3. Step 3: Cross multiply
    14,338.91x = 21,507.91 × 3,950.57
  4. Step 4: Simplify right side
    14,338.91x = 84,968,386.59
  5. Step 5: Solve for x
    x = 84,968,386.59/14,338.91
  6. Step 6: Final answer
    x = 5,925.72

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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.