Home / 25,679.10-35,435.14-14,193.53

Finding the Fourth Proportional to 25,679.10, 35,435.14 and 14,193.53

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Solution

The fourth proportional to 25,679.10, 35,435.14 and 14,193.53 is: 19,585.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,679.10 : 35,435.14 = 14,193.53 : x
  2. Step 2: Convert to fraction form
    25,679.10/35,435.14 = 14,193.53/x
  3. Step 3: Cross multiply
    25,679.10x = 35,435.14 × 14,193.53
  4. Step 4: Simplify right side
    25,679.10x = 502,949,554.28
  5. Step 5: Solve for x
    x = 502,949,554.28/25,679.10
  6. Step 6: Final answer
    x = 19,585.95

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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.