Home / 29,690.55-40,972.95-16,262.64

Finding the Fourth Proportional to 29,690.55, 40,972.95 and 16,262.64

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Solution

The fourth proportional to 29,690.55, 40,972.95 and 16,262.64 is: 22,442.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,690.55 : 40,972.95 = 16,262.64 : x
  2. Step 2: Convert to fraction form
    29,690.55/40,972.95 = 16,262.64/x
  3. Step 3: Cross multiply
    29,690.55x = 40,972.95 × 16,262.64
  4. Step 4: Simplify right side
    29,690.55x = 666,328,335.59
  5. Step 5: Solve for x
    x = 666,328,335.59/29,690.55
  6. Step 6: Final answer
    x = 22,442.44

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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.