Home / 25,683.14-35,376.81-18,116.17

Finding the Fourth Proportional to 25,683.14, 35,376.81 and 18,116.17

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Solution

The fourth proportional to 25,683.14, 35,376.81 and 18,116.17 is: 24,953.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,683.14 : 35,376.81 = 18,116.17 : x
  2. Step 2: Convert to fraction form
    25,683.14/35,376.81 = 18,116.17/x
  3. Step 3: Cross multiply
    25,683.14x = 35,376.81 × 18,116.17
  4. Step 4: Simplify right side
    25,683.14x = 640,892,215.58
  5. Step 5: Solve for x
    x = 640,892,215.58/25,683.14
  6. Step 6: Final answer
    x = 24,953.82

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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.