Home / 29,548.13-40,776.41-16,972.88

Finding the Fourth Proportional to 29,548.13, 40,776.41 and 16,972.88

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Solution

The fourth proportional to 29,548.13, 40,776.41 and 16,972.88 is: 23,422.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,548.13 : 40,776.41 = 16,972.88 : x
  2. Step 2: Convert to fraction form
    29,548.13/40,776.41 = 16,972.88/x
  3. Step 3: Cross multiply
    29,548.13x = 40,776.41 × 16,972.88
  4. Step 4: Simplify right side
    29,548.13x = 692,092,952.31
  5. Step 5: Solve for x
    x = 692,092,952.31/29,548.13
  6. Step 6: Final answer
    x = 23,422.57

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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.