Home / 28,055.16-42,084.98-16,369.56

Finding the Fourth Proportional to 28,055.16, 42,084.98 and 16,369.56

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Solution

The fourth proportional to 28,055.16, 42,084.98 and 16,369.56 is: 24,555.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,055.16 : 42,084.98 = 16,369.56 : x
  2. Step 2: Convert to fraction form
    28,055.16/42,084.98 = 16,369.56/x
  3. Step 3: Cross multiply
    28,055.16x = 42,084.98 × 16,369.56
  4. Step 4: Simplify right side
    28,055.16x = 688,912,605.21
  5. Step 5: Solve for x
    x = 688,912,605.21/28,055.16
  6. Step 6: Final answer
    x = 24,555.65

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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.