Home / 29,530.98-40,756.26-18,644.93

Finding the Fourth Proportional to 29,530.98, 40,756.26 and 18,644.93

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Solution

The fourth proportional to 29,530.98, 40,756.26 and 18,644.93 is: 25,732.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,530.98 : 40,756.26 = 18,644.93 : x
  2. Step 2: Convert to fraction form
    29,530.98/40,756.26 = 18,644.93/x
  3. Step 3: Cross multiply
    29,530.98x = 40,756.26 × 18,644.93
  4. Step 4: Simplify right side
    29,530.98x = 759,897,862.99
  5. Step 5: Solve for x
    x = 759,897,862.99/29,530.98
  6. Step 6: Final answer
    x = 25,732.23

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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.