Home / 30,068.72-41,447.03-23,685.20

Finding the Fourth Proportional to 30,068.72, 41,447.03 and 23,685.20

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Solution

The fourth proportional to 30,068.72, 41,447.03 and 23,685.20 is: 32,647.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,068.72 : 41,447.03 = 23,685.20 : x
  2. Step 2: Convert to fraction form
    30,068.72/41,447.03 = 23,685.20/x
  3. Step 3: Cross multiply
    30,068.72x = 41,447.03 × 23,685.20
  4. Step 4: Simplify right side
    30,068.72x = 981,681,066.36
  5. Step 5: Solve for x
    x = 981,681,066.36/30,068.72
  6. Step 6: Final answer
    x = 32,647.92

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1.5x scale

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.