Home / 39,107.08-53,767.94-34,817.32

Finding the Fourth Proportional to 39,107.08, 53,767.94 and 34,817.32

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Solution

The fourth proportional to 39,107.08, 53,767.94 and 34,817.32 is: 47,869.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,107.08 : 53,767.94 = 34,817.32 : x
  2. Step 2: Convert to fraction form
    39,107.08/53,767.94 = 34,817.32/x
  3. Step 3: Cross multiply
    39,107.08x = 53,767.94 × 34,817.32
  4. Step 4: Simplify right side
    39,107.08x = 1,872,055,398.63
  5. Step 5: Solve for x
    x = 1,872,055,398.63/39,107.08
  6. Step 6: Final answer
    x = 47,869.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.