Home / 28,216.03-42,337.92-11,348.37

Finding the Fourth Proportional to 28,216.03, 42,337.92 and 11,348.37

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Solution

The fourth proportional to 28,216.03, 42,337.92 and 11,348.37 is: 17,028.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,216.03 : 42,337.92 = 11,348.37 : x
  2. Step 2: Convert to fraction form
    28,216.03/42,337.92 = 11,348.37/x
  3. Step 3: Cross multiply
    28,216.03x = 42,337.92 × 11,348.37
  4. Step 4: Simplify right side
    28,216.03x = 480,466,381.19
  5. Step 5: Solve for x
    x = 480,466,381.19/28,216.03
  6. Step 6: Final answer
    x = 17,028.14

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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.