Home / 21,373.96-32,028.13-13,041.49

Finding the Fourth Proportional to 21,373.96, 32,028.13 and 13,041.49

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Solution

The fourth proportional to 21,373.96, 32,028.13 and 13,041.49 is: 19,542.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,373.96 : 32,028.13 = 13,041.49 : x
  2. Step 2: Convert to fraction form
    21,373.96/32,028.13 = 13,041.49/x
  3. Step 3: Cross multiply
    21,373.96x = 32,028.13 × 13,041.49
  4. Step 4: Simplify right side
    21,373.96x = 417,694,537.11
  5. Step 5: Solve for x
    x = 417,694,537.11/21,373.96
  6. Step 6: Final answer
    x = 19,542.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.