Home / 29,116.53-40,196.79-19,570.28

Finding the Fourth Proportional to 29,116.53, 40,196.79 and 19,570.28

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Solution

The fourth proportional to 29,116.53, 40,196.79 and 19,570.28 is: 27,017.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,116.53 : 40,196.79 = 19,570.28 : x
  2. Step 2: Convert to fraction form
    29,116.53/40,196.79 = 19,570.28/x
  3. Step 3: Cross multiply
    29,116.53x = 40,196.79 × 19,570.28
  4. Step 4: Simplify right side
    29,116.53x = 786,662,234.42
  5. Step 5: Solve for x
    x = 786,662,234.42/29,116.53
  6. Step 6: Final answer
    x = 27,017.72

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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.