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Finding the Fourth Proportional to 23,425.92, 35,133.81 and 7,416.72

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Solution

The fourth proportional to 23,425.92, 35,133.81 and 7,416.72 is: 11,123.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,425.92 : 35,133.81 = 7,416.72 : x
  2. Step 2: Convert to fraction form
    23,425.92/35,133.81 = 7,416.72/x
  3. Step 3: Cross multiply
    23,425.92x = 35,133.81 × 7,416.72
  4. Step 4: Simplify right side
    23,425.92x = 260,577,631.30
  5. Step 5: Solve for x
    x = 260,577,631.30/23,425.92
  6. Step 6: Final answer
    x = 11,123.47

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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.