Home / 28,064.24-38,732.84-18,004.04

Finding the Fourth Proportional to 28,064.24, 38,732.84 and 18,004.04

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Solution

The fourth proportional to 28,064.24, 38,732.84 and 18,004.04 is: 24,848.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,064.24 : 38,732.84 = 18,004.04 : x
  2. Step 2: Convert to fraction form
    28,064.24/38,732.84 = 18,004.04/x
  3. Step 3: Cross multiply
    28,064.24x = 38,732.84 × 18,004.04
  4. Step 4: Simplify right side
    28,064.24x = 697,347,600.67
  5. Step 5: Solve for x
    x = 697,347,600.67/28,064.24
  6. Step 6: Final answer
    x = 24,848.26

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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.