Home / 28,436.01-42,602.94-16,742.85

Finding the Fourth Proportional to 28,436.01, 42,602.94 and 16,742.85

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Solution

The fourth proportional to 28,436.01, 42,602.94 and 16,742.85 is: 25,084.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,436.01 : 42,602.94 = 16,742.85 : x
  2. Step 2: Convert to fraction form
    28,436.01/42,602.94 = 16,742.85/x
  3. Step 3: Cross multiply
    28,436.01x = 42,602.94 × 16,742.85
  4. Step 4: Simplify right side
    28,436.01x = 713,294,633.98
  5. Step 5: Solve for x
    x = 713,294,633.98/28,436.01
  6. Step 6: Final answer
    x = 25,084.20

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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.