Home / 14,395.33-19,865.91-7,935.18

Finding the Fourth Proportional to 14,395.33, 19,865.91 and 7,935.18

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Solution

The fourth proportional to 14,395.33, 19,865.91 and 7,935.18 is: 10,950.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,395.33 : 19,865.91 = 7,935.18 : x
  2. Step 2: Convert to fraction form
    14,395.33/19,865.91 = 7,935.18/x
  3. Step 3: Cross multiply
    14,395.33x = 19,865.91 × 7,935.18
  4. Step 4: Simplify right side
    14,395.33x = 157,639,571.71
  5. Step 5: Solve for x
    x = 157,639,571.71/14,395.33
  6. Step 6: Final answer
    x = 10,950.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.