Home / 29,666.72-40,938.80-16,237.56

Finding the Fourth Proportional to 29,666.72, 40,938.80 and 16,237.56

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Solution

The fourth proportional to 29,666.72, 40,938.80 and 16,237.56 is: 22,407.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,666.72 : 40,938.80 = 16,237.56 : x
  2. Step 2: Convert to fraction form
    29,666.72/40,938.80 = 16,237.56/x
  3. Step 3: Cross multiply
    29,666.72x = 40,938.80 × 16,237.56
  4. Step 4: Simplify right side
    29,666.72x = 664,746,221.33
  5. Step 5: Solve for x
    x = 664,746,221.33/29,666.72
  6. Step 6: Final answer
    x = 22,407.14

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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.