Home / 15,672.08-21,627.32-8,598.52

Finding the Fourth Proportional to 15,672.08, 21,627.32 and 8,598.52

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Solution

The fourth proportional to 15,672.08, 21,627.32 and 8,598.52 is: 11,865.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,672.08 : 21,627.32 = 8,598.52 : x
  2. Step 2: Convert to fraction form
    15,672.08/21,627.32 = 8,598.52/x
  3. Step 3: Cross multiply
    15,672.08x = 21,627.32 × 8,598.52
  4. Step 4: Simplify right side
    15,672.08x = 185,962,943.57
  5. Step 5: Solve for x
    x = 185,962,943.57/15,672.08
  6. Step 6: Final answer
    x = 11,865.88

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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.