Home / 47,537.65-65,581.36-28,664.29

Finding the Fourth Proportional to 47,537.65, 65,581.36 and 28,664.29

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Solution

The fourth proportional to 47,537.65, 65,581.36 and 28,664.29 is: 39,544.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,537.65 : 65,581.36 = 28,664.29 : x
  2. Step 2: Convert to fraction form
    47,537.65/65,581.36 = 28,664.29/x
  3. Step 3: Cross multiply
    47,537.65x = 65,581.36 × 28,664.29
  4. Step 4: Simplify right side
    47,537.65x = 1,879,843,121.63
  5. Step 5: Solve for x
    x = 1,879,843,121.63/47,537.65
  6. Step 6: Final answer
    x = 39,544.30

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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.