Home / 17,971.32-24,776.26-12,586.53

Finding the Fourth Proportional to 17,971.32, 24,776.26 and 12,586.53

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Solution

The fourth proportional to 17,971.32, 24,776.26 and 12,586.53 is: 17,352.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,971.32 : 24,776.26 = 12,586.53 : x
  2. Step 2: Convert to fraction form
    17,971.32/24,776.26 = 12,586.53/x
  3. Step 3: Cross multiply
    17,971.32x = 24,776.26 × 12,586.53
  4. Step 4: Simplify right side
    17,971.32x = 311,847,139.78
  5. Step 5: Solve for x
    x = 311,847,139.78/17,971.32
  6. Step 6: Final answer
    x = 17,352.49

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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.