Home / 28,437.42-39,245.31-16,496.40

Finding the Fourth Proportional to 28,437.42, 39,245.31 and 16,496.40

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Solution

The fourth proportional to 28,437.42, 39,245.31 and 16,496.40 is: 22,766.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,437.42 : 39,245.31 = 16,496.40 : x
  2. Step 2: Convert to fraction form
    28,437.42/39,245.31 = 16,496.40/x
  3. Step 3: Cross multiply
    28,437.42x = 39,245.31 × 16,496.40
  4. Step 4: Simplify right side
    28,437.42x = 647,406,331.88
  5. Step 5: Solve for x
    x = 647,406,331.88/28,437.42
  6. Step 6: Final answer
    x = 22,766.00

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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.