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Finding the Fourth Proportional to 39,261.67, 58,892.51 and 15,904.51

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Solution

The fourth proportional to 39,261.67, 58,892.51 and 15,904.51 is: 23,856.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,261.67 : 58,892.51 = 15,904.51 : x
  2. Step 2: Convert to fraction form
    39,261.67/58,892.51 = 15,904.51/x
  3. Step 3: Cross multiply
    39,261.67x = 58,892.51 × 15,904.51
  4. Step 4: Simplify right side
    39,261.67x = 936,656,434.70
  5. Step 5: Solve for x
    x = 936,656,434.70/39,261.67
  6. Step 6: Final answer
    x = 23,856.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.