Home / 29,012.16-40,034.88-16,438.08

Finding the Fourth Proportional to 29,012.16, 40,034.88 and 16,438.08

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Solution

The fourth proportional to 29,012.16, 40,034.88 and 16,438.08 is: 22,683.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,012.16 : 40,034.88 = 16,438.08 : x
  2. Step 2: Convert to fraction form
    29,012.16/40,034.88 = 16,438.08/x
  3. Step 3: Cross multiply
    29,012.16x = 40,034.88 × 16,438.08
  4. Step 4: Simplify right side
    29,012.16x = 658,096,560.23
  5. Step 5: Solve for x
    x = 658,096,560.23/29,012.16
  6. Step 6: Final answer
    x = 22,683.47

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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.