Home / 28,365.62-42,560.58-11,737.74

Finding the Fourth Proportional to 28,365.62, 42,560.58 and 11,737.74

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Solution

The fourth proportional to 28,365.62, 42,560.58 and 11,737.74 is: 17,611.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,365.62 : 42,560.58 = 11,737.74 : x
  2. Step 2: Convert to fraction form
    28,365.62/42,560.58 = 11,737.74/x
  3. Step 3: Cross multiply
    28,365.62x = 42,560.58 × 11,737.74
  4. Step 4: Simplify right side
    28,365.62x = 499,565,022.29
  5. Step 5: Solve for x
    x = 499,565,022.29/28,365.62
  6. Step 6: Final answer
    x = 17,611.64

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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.