Home / 25,338.29-34,969.88-14,727.92

Finding the Fourth Proportional to 25,338.29, 34,969.88 and 14,727.92

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Solution

The fourth proportional to 25,338.29, 34,969.88 and 14,727.92 is: 20,326.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,338.29 : 34,969.88 = 14,727.92 : x
  2. Step 2: Convert to fraction form
    25,338.29/34,969.88 = 14,727.92/x
  3. Step 3: Cross multiply
    25,338.29x = 34,969.88 × 14,727.92
  4. Step 4: Simplify right side
    25,338.29x = 515,033,521.41
  5. Step 5: Solve for x
    x = 515,033,521.41/25,338.29
  6. Step 6: Final answer
    x = 20,326.30

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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.