Home / 28,737.64-42,809.45-27,867.16

Finding the Fourth Proportional to 28,737.64, 42,809.45 and 27,867.16

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Solution

The fourth proportional to 28,737.64, 42,809.45 and 27,867.16 is: 41,512.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,737.64 : 42,809.45 = 27,867.16 : x
  2. Step 2: Convert to fraction form
    28,737.64/42,809.45 = 27,867.16/x
  3. Step 3: Cross multiply
    28,737.64x = 42,809.45 × 27,867.16
  4. Step 4: Simplify right side
    28,737.64x = 1,192,977,792.66
  5. Step 5: Solve for x
    x = 1,192,977,792.66/28,737.64
  6. Step 6: Final answer
    x = 41,512.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.