Home / 28,635.72-39,524.81-16,064.52

Finding the Fourth Proportional to 28,635.72, 39,524.81 and 16,064.52

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Solution

The fourth proportional to 28,635.72, 39,524.81 and 16,064.52 is: 22,173.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,635.72 : 39,524.81 = 16,064.52 : x
  2. Step 2: Convert to fraction form
    28,635.72/39,524.81 = 16,064.52/x
  3. Step 3: Cross multiply
    28,635.72x = 39,524.81 × 16,064.52
  4. Step 4: Simplify right side
    28,635.72x = 634,947,020.42
  5. Step 5: Solve for x
    x = 634,947,020.42/28,635.72
  6. Step 6: Final answer
    x = 22,173.25

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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.