Home / 30,748.23-42,418.06-17,993.52

Finding the Fourth Proportional to 30,748.23, 42,418.06 and 17,993.52

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Solution

The fourth proportional to 30,748.23, 42,418.06 and 17,993.52 is: 24,822.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,748.23 : 42,418.06 = 17,993.52 : x
  2. Step 2: Convert to fraction form
    30,748.23/42,418.06 = 17,993.52/x
  3. Step 3: Cross multiply
    30,748.23x = 42,418.06 × 17,993.52
  4. Step 4: Simplify right side
    30,748.23x = 763,250,165.99
  5. Step 5: Solve for x
    x = 763,250,165.99/30,748.23
  6. Step 6: Final answer
    x = 24,822.57

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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.