Home / 40,916.36-61,033.78-40,239

Finding the Fourth Proportional to 40,916.36, 61,033.78 and 40,239

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Solution

The fourth proportional to 40,916.36, 61,033.78 and 40,239 is: 60,023.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,916.36 : 61,033.78 = 40,239 : x
  2. Step 2: Convert to fraction form
    40,916.36/61,033.78 = 40,239/x
  3. Step 3: Cross multiply
    40,916.36x = 61,033.78 × 40,239
  4. Step 4: Simplify right side
    40,916.36x = 2,455,938,273.42
  5. Step 5: Solve for x
    x = 2,455,938,273.42/40,916.36
  6. Step 6: Final answer
    x = 60,023.38

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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.