Home / 39,659.05-54,700.81-33,681.25

Finding the Fourth Proportional to 39,659.05, 54,700.81 and 33,681.25

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Solution

The fourth proportional to 39,659.05, 54,700.81 and 33,681.25 is: 46,455.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,659.05 : 54,700.81 = 33,681.25 : x
  2. Step 2: Convert to fraction form
    39,659.05/54,700.81 = 33,681.25/x
  3. Step 3: Cross multiply
    39,659.05x = 54,700.81 × 33,681.25
  4. Step 4: Simplify right side
    39,659.05x = 1,842,391,656.81
  5. Step 5: Solve for x
    x = 1,842,391,656.81/39,659.05
  6. Step 6: Final answer
    x = 46,455.77

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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.