Home / 39,066.25-58,575.74-15,345.40

Finding the Fourth Proportional to 39,066.25, 58,575.74 and 15,345.40

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Solution

The fourth proportional to 39,066.25, 58,575.74 and 15,345.40 is: 23,008.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,066.25 : 58,575.74 = 15,345.40 : x
  2. Step 2: Convert to fraction form
    39,066.25/58,575.74 = 15,345.40/x
  3. Step 3: Cross multiply
    39,066.25x = 58,575.74 × 15,345.40
  4. Step 4: Simplify right side
    39,066.25x = 898,867,867.72
  5. Step 5: Solve for x
    x = 898,867,867.72/39,066.25
  6. Step 6: Final answer
    x = 23,008.81

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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.