Home / 25,338.96-34,969.32-14,160.96

Finding the Fourth Proportional to 25,338.96, 34,969.32 and 14,160.96

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Solution

The fourth proportional to 25,338.96, 34,969.32 and 14,160.96 is: 19,542.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,338.96 : 34,969.32 = 14,160.96 : x
  2. Step 2: Convert to fraction form
    25,338.96/34,969.32 = 14,160.96/x
  3. Step 3: Cross multiply
    25,338.96x = 34,969.32 × 14,160.96
  4. Step 4: Simplify right side
    25,338.96x = 495,199,141.75
  5. Step 5: Solve for x
    x = 495,199,141.75/25,338.96
  6. Step 6: Final answer
    x = 19,542.99

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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.