Home / 29,525.30-40,743.43-16,776.80

Finding the Fourth Proportional to 29,525.30, 40,743.43 and 16,776.80

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Solution

The fourth proportional to 29,525.30, 40,743.43 and 16,776.80 is: 23,151.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,525.30 : 40,743.43 = 16,776.80 : x
  2. Step 2: Convert to fraction form
    29,525.30/40,743.43 = 16,776.80/x
  3. Step 3: Cross multiply
    29,525.30x = 40,743.43 × 16,776.80
  4. Step 4: Simplify right side
    29,525.30x = 683,544,130.76
  5. Step 5: Solve for x
    x = 683,544,130.76/29,525.30
  6. Step 6: Final answer
    x = 23,151.14

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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.