Home / 28,860.30-39,790.17-23,667.01

Finding the Fourth Proportional to 28,860.30, 39,790.17 and 23,667.01

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Solution

The fourth proportional to 28,860.30, 39,790.17 and 23,667.01 is: 32,630.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,860.30 : 39,790.17 = 23,667.01 : x
  2. Step 2: Convert to fraction form
    28,860.30/39,790.17 = 23,667.01/x
  3. Step 3: Cross multiply
    28,860.30x = 39,790.17 × 23,667.01
  4. Step 4: Simplify right side
    28,860.30x = 941,714,251.82
  5. Step 5: Solve for x
    x = 941,714,251.82/28,860.30
  6. Step 6: Final answer
    x = 32,630.09

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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.