Home / 28,792.62-39,741.24-18,746.16

Finding the Fourth Proportional to 28,792.62, 39,741.24 and 18,746.16

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Solution

The fourth proportional to 28,792.62, 39,741.24 and 18,746.16 is: 25,874.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,792.62 : 39,741.24 = 18,746.16 : x
  2. Step 2: Convert to fraction form
    28,792.62/39,741.24 = 18,746.16/x
  3. Step 3: Cross multiply
    28,792.62x = 39,741.24 × 18,746.16
  4. Step 4: Simplify right side
    28,792.62x = 744,995,643.64
  5. Step 5: Solve for x
    x = 744,995,643.64/28,792.62
  6. Step 6: Final answer
    x = 25,874.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.