Home / 23,301.77-32,155.34-13,228.88

Finding the Fourth Proportional to 23,301.77, 32,155.34 and 13,228.88

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Solution

The fourth proportional to 23,301.77, 32,155.34 and 13,228.88 is: 18,255.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,301.77 : 32,155.34 = 13,228.88 : x
  2. Step 2: Convert to fraction form
    23,301.77/32,155.34 = 13,228.88/x
  3. Step 3: Cross multiply
    23,301.77x = 32,155.34 × 13,228.88
  4. Step 4: Simplify right side
    23,301.77x = 425,378,907.30
  5. Step 5: Solve for x
    x = 425,378,907.30/23,301.77
  6. Step 6: Final answer
    x = 18,255.22

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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.