Home / 28,041.08-38,676.84-17,972.37

Finding the Fourth Proportional to 28,041.08, 38,676.84 and 17,972.37

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Solution

The fourth proportional to 28,041.08, 38,676.84 and 17,972.37 is: 24,789.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,041.08 : 38,676.84 = 17,972.37 : x
  2. Step 2: Convert to fraction form
    28,041.08/38,676.84 = 17,972.37/x
  3. Step 3: Cross multiply
    28,041.08x = 38,676.84 × 17,972.37
  4. Step 4: Simplify right side
    28,041.08x = 695,114,478.91
  5. Step 5: Solve for x
    x = 695,114,478.91/28,041.08
  6. Step 6: Final answer
    x = 24,789.15

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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.