Home / 29,181.66-40,274.28-16,603.98

Finding the Fourth Proportional to 29,181.66, 40,274.28 and 16,603.98

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Solution

The fourth proportional to 29,181.66, 40,274.28 and 16,603.98 is: 22,915.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,181.66 : 40,274.28 = 16,603.98 : x
  2. Step 2: Convert to fraction form
    29,181.66/40,274.28 = 16,603.98/x
  3. Step 3: Cross multiply
    29,181.66x = 40,274.28 × 16,603.98
  4. Step 4: Simplify right side
    29,181.66x = 668,713,339.63
  5. Step 5: Solve for x
    x = 668,713,339.63/29,181.66
  6. Step 6: Final answer
    x = 22,915.53

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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.