Home / 30,013.02-41,408.01-18,071.82

Finding the Fourth Proportional to 30,013.02, 41,408.01 and 18,071.82

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Solution

The fourth proportional to 30,013.02, 41,408.01 and 18,071.82 is: 24,933.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,013.02 : 41,408.01 = 18,071.82 : x
  2. Step 2: Convert to fraction form
    30,013.02/41,408.01 = 18,071.82/x
  3. Step 3: Cross multiply
    30,013.02x = 41,408.01 × 18,071.82
  4. Step 4: Simplify right side
    30,013.02x = 748,318,103.28
  5. Step 5: Solve for x
    x = 748,318,103.28/30,013.02
  6. Step 6: Final answer
    x = 24,933.12

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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.