Home / 28,216.02-38,849.40-23,958.12

Finding the Fourth Proportional to 28,216.02, 38,849.40 and 23,958.12

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Solution

The fourth proportional to 28,216.02, 38,849.40 and 23,958.12 is: 32,986.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,216.02 : 38,849.40 = 23,958.12 : x
  2. Step 2: Convert to fraction form
    28,216.02/38,849.40 = 23,958.12/x
  3. Step 3: Cross multiply
    28,216.02x = 38,849.40 × 23,958.12
  4. Step 4: Simplify right side
    28,216.02x = 930,758,587.13
  5. Step 5: Solve for x
    x = 930,758,587.13/28,216.02
  6. Step 6: Final answer
    x = 32,986.88

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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.