Home / 39,043.83-53,971.28-34,836.58

Finding the Fourth Proportional to 39,043.83, 53,971.28 and 34,836.58

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Solution

The fourth proportional to 39,043.83, 53,971.28 and 34,836.58 is: 48,155.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,043.83 : 53,971.28 = 34,836.58 : x
  2. Step 2: Convert to fraction form
    39,043.83/53,971.28 = 34,836.58/x
  3. Step 3: Cross multiply
    39,043.83x = 53,971.28 × 34,836.58
  4. Step 4: Simplify right side
    39,043.83x = 1,880,174,813.42
  5. Step 5: Solve for x
    x = 1,880,174,813.42/39,043.83
  6. Step 6: Final answer
    x = 48,155.49

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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.