Home / 25,600.79-38,337.06-16,212.49

Finding the Fourth Proportional to 25,600.79, 38,337.06 and 16,212.49

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Solution

The fourth proportional to 25,600.79, 38,337.06 and 16,212.49 is: 24,278.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,600.79 : 38,337.06 = 16,212.49 : x
  2. Step 2: Convert to fraction form
    25,600.79/38,337.06 = 16,212.49/x
  3. Step 3: Cross multiply
    25,600.79x = 38,337.06 × 16,212.49
  4. Step 4: Simplify right side
    25,600.79x = 621,539,201.88
  5. Step 5: Solve for x
    x = 621,539,201.88/25,600.79
  6. Step 6: Final answer
    x = 24,278.13

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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.