Home / 16,955.19-25,448.31-8,641.17

Finding the Fourth Proportional to 16,955.19, 25,448.31 and 8,641.17

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Solution

The fourth proportional to 16,955.19, 25,448.31 and 8,641.17 is: 12,969.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,955.19 : 25,448.31 = 8,641.17 : x
  2. Step 2: Convert to fraction form
    16,955.19/25,448.31 = 8,641.17/x
  3. Step 3: Cross multiply
    16,955.19x = 25,448.31 × 8,641.17
  4. Step 4: Simplify right side
    16,955.19x = 219,903,172.92
  5. Step 5: Solve for x
    x = 219,903,172.92/16,955.19
  6. Step 6: Final answer
    x = 12,969.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.