Home / 28,924.09-39,903.46-18,848.85

Finding the Fourth Proportional to 28,924.09, 39,903.46 and 18,848.85

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Solution

The fourth proportional to 28,924.09, 39,903.46 and 18,848.85 is: 26,003.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,924.09 : 39,903.46 = 18,848.85 : x
  2. Step 2: Convert to fraction form
    28,924.09/39,903.46 = 18,848.85/x
  3. Step 3: Cross multiply
    28,924.09x = 39,903.46 × 18,848.85
  4. Step 4: Simplify right side
    28,924.09x = 752,134,332.02
  5. Step 5: Solve for x
    x = 752,134,332.02/28,924.09
  6. Step 6: Final answer
    x = 26,003.73

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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.