Home / 27,723.02-38,244.43-18,158.77

Finding the Fourth Proportional to 27,723.02, 38,244.43 and 18,158.77

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Solution

The fourth proportional to 27,723.02, 38,244.43 and 18,158.77 is: 25,050.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,723.02 : 38,244.43 = 18,158.77 : x
  2. Step 2: Convert to fraction form
    27,723.02/38,244.43 = 18,158.77/x
  3. Step 3: Cross multiply
    27,723.02x = 38,244.43 × 18,158.77
  4. Step 4: Simplify right side
    27,723.02x = 694,471,612.46
  5. Step 5: Solve for x
    x = 694,471,612.46/27,723.02
  6. Step 6: Final answer
    x = 25,050.36

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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.