Home / 28,434.04-42,563.57-18,552.04

Finding the Fourth Proportional to 28,434.04, 42,563.57 and 18,552.04

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Solution

The fourth proportional to 28,434.04, 42,563.57 and 18,552.04 is: 27,770.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,434.04 : 42,563.57 = 18,552.04 : x
  2. Step 2: Convert to fraction form
    28,434.04/42,563.57 = 18,552.04/x
  3. Step 3: Cross multiply
    28,434.04x = 42,563.57 × 18,552.04
  4. Step 4: Simplify right side
    28,434.04x = 789,641,053.18
  5. Step 5: Solve for x
    x = 789,641,053.18/28,434.04
  6. Step 6: Final answer
    x = 27,770.98

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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.