Home / 23,638.55-32,621.88-13,028.87

Finding the Fourth Proportional to 23,638.55, 32,621.88 and 13,028.87

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Solution

The fourth proportional to 23,638.55, 32,621.88 and 13,028.87 is: 17,980.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,638.55 : 32,621.88 = 13,028.87 : x
  2. Step 2: Convert to fraction form
    23,638.55/32,621.88 = 13,028.87/x
  3. Step 3: Cross multiply
    23,638.55x = 32,621.88 × 13,028.87
  4. Step 4: Simplify right side
    23,638.55x = 425,026,233.68
  5. Step 5: Solve for x
    x = 425,026,233.68/23,638.55
  6. Step 6: Final answer
    x = 17,980.22

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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.