Home / 25,231.84-34,818.66-13,901.10

Finding the Fourth Proportional to 25,231.84, 34,818.66 and 13,901.10

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Solution

The fourth proportional to 25,231.84, 34,818.66 and 13,901.10 is: 19,182.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,231.84 : 34,818.66 = 13,901.10 : x
  2. Step 2: Convert to fraction form
    25,231.84/34,818.66 = 13,901.10/x
  3. Step 3: Cross multiply
    25,231.84x = 34,818.66 × 13,901.10
  4. Step 4: Simplify right side
    25,231.84x = 484,017,674.53
  5. Step 5: Solve for x
    x = 484,017,674.53/25,231.84
  6. Step 6: Final answer
    x = 19,182.81

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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.