Home / 49,316.85-68,032.85-30,916.62

Finding the Fourth Proportional to 49,316.85, 68,032.85 and 30,916.62

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Solution

The fourth proportional to 49,316.85, 68,032.85 and 30,916.62 is: 42,649.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,316.85 : 68,032.85 = 30,916.62 : x
  2. Step 2: Convert to fraction form
    49,316.85/68,032.85 = 30,916.62/x
  3. Step 3: Cross multiply
    49,316.85x = 68,032.85 × 30,916.62
  4. Step 4: Simplify right side
    49,316.85x = 2,103,345,616.38
  5. Step 5: Solve for x
    x = 2,103,345,616.38/49,316.85
  6. Step 6: Final answer
    x = 42,649.63

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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.