Home / 29,554.12-40,783.80-16,125.64

Finding the Fourth Proportional to 29,554.12, 40,783.80 and 16,125.64

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Solution

The fourth proportional to 29,554.12, 40,783.80 and 16,125.64 is: 22,252.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,554.12 : 40,783.80 = 16,125.64 : x
  2. Step 2: Convert to fraction form
    29,554.12/40,783.80 = 16,125.64/x
  3. Step 3: Cross multiply
    29,554.12x = 40,783.80 × 16,125.64
  4. Step 4: Simplify right side
    29,554.12x = 657,664,876.63
  5. Step 5: Solve for x
    x = 657,664,876.63/29,554.12
  6. Step 6: Final answer
    x = 22,252.90

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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.