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Finding the Fourth Proportional to 32,916.72, 49,375.08 and 19,058.16

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Solution

The fourth proportional to 32,916.72, 49,375.08 and 19,058.16 is: 28,587.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,916.72 : 49,375.08 = 19,058.16 : x
  2. Step 2: Convert to fraction form
    32,916.72/49,375.08 = 19,058.16/x
  3. Step 3: Cross multiply
    32,916.72x = 49,375.08 × 19,058.16
  4. Step 4: Simplify right side
    32,916.72x = 940,998,174.65
  5. Step 5: Solve for x
    x = 940,998,174.65/32,916.72
  6. Step 6: Final answer
    x = 28,587.24

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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.