Home / 15,670.08-21,624.56-8,596.52

Finding the Fourth Proportional to 15,670.08, 21,624.56 and 8,596.52

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Solution

The fourth proportional to 15,670.08, 21,624.56 and 8,596.52 is: 11,863.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,670.08 : 21,624.56 = 8,596.52 : x
  2. Step 2: Convert to fraction form
    15,670.08/21,624.56 = 8,596.52/x
  3. Step 3: Cross multiply
    15,670.08x = 21,624.56 × 8,596.52
  4. Step 4: Simplify right side
    15,670.08x = 185,895,962.53
  5. Step 5: Solve for x
    x = 185,895,962.53/15,670.08
  6. Step 6: Final answer
    x = 11,863.12

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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.