Home / 28,262.03-38,903.72-24,431.90

Finding the Fourth Proportional to 28,262.03, 38,903.72 and 24,431.90

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Solution

The fourth proportional to 28,262.03, 38,903.72 and 24,431.90 is: 33,631.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,262.03 : 38,903.72 = 24,431.90 : x
  2. Step 2: Convert to fraction form
    28,262.03/38,903.72 = 24,431.90/x
  3. Step 3: Cross multiply
    28,262.03x = 38,903.72 × 24,431.90
  4. Step 4: Simplify right side
    28,262.03x = 950,491,479.99
  5. Step 5: Solve for x
    x = 950,491,479.99/28,262.03
  6. Step 6: Final answer
    x = 33,631.40

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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.