Home / 15,671.34-21,626.60-8,598.02

Finding the Fourth Proportional to 15,671.34, 21,626.60 and 8,598.02

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Solution

The fourth proportional to 15,671.34, 21,626.60 and 8,598.02 is: 11,865.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,671.34 : 21,626.60 = 8,598.02 : x
  2. Step 2: Convert to fraction form
    15,671.34/21,626.60 = 8,598.02/x
  3. Step 3: Cross multiply
    15,671.34x = 21,626.60 × 8,598.02
  4. Step 4: Simplify right side
    15,671.34x = 185,945,788.21
  5. Step 5: Solve for x
    x = 185,945,788.21/15,671.34
  6. Step 6: Final answer
    x = 11,865.34

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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.