Home / 14,283.11-19,708.85-7,995.49

Finding the Fourth Proportional to 14,283.11, 19,708.85 and 7,995.49

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Solution

The fourth proportional to 14,283.11, 19,708.85 and 7,995.49 is: 11,032.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,283.11 : 19,708.85 = 7,995.49 : x
  2. Step 2: Convert to fraction form
    14,283.11/19,708.85 = 7,995.49/x
  3. Step 3: Cross multiply
    14,283.11x = 19,708.85 × 7,995.49
  4. Step 4: Simplify right side
    14,283.11x = 157,581,774.56
  5. Step 5: Solve for x
    x = 157,581,774.56/14,283.11
  6. Step 6: Final answer
    x = 11,032.74

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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.