Home / 25,340.76-34,969.17-14,729.58

Finding the Fourth Proportional to 25,340.76, 34,969.17 and 14,729.58

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Solution

The fourth proportional to 25,340.76, 34,969.17 and 14,729.58 is: 20,326.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,340.76 : 34,969.17 = 14,729.58 : x
  2. Step 2: Convert to fraction form
    25,340.76/34,969.17 = 14,729.58/x
  3. Step 3: Cross multiply
    25,340.76x = 34,969.17 × 14,729.58
  4. Step 4: Simplify right side
    25,340.76x = 515,081,187.05
  5. Step 5: Solve for x
    x = 515,081,187.05/25,340.76
  6. Step 6: Final answer
    x = 20,326.19

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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.