Home / 15,671.14-21,626.67-8,598.04

Finding the Fourth Proportional to 15,671.14, 21,626.67 and 8,598.04

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Solution

The fourth proportional to 15,671.14, 21,626.67 and 8,598.04 is: 11,865.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,671.14 : 21,626.67 = 8,598.04 : x
  2. Step 2: Convert to fraction form
    15,671.14/21,626.67 = 8,598.04/x
  3. Step 3: Cross multiply
    15,671.14x = 21,626.67 × 8,598.04
  4. Step 4: Simplify right side
    15,671.14x = 185,946,973.73
  5. Step 5: Solve for x
    x = 185,946,973.73/15,671.14
  6. Step 6: Final answer
    x = 11,865.57

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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.