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Finding the Fourth Proportional to 23,953.72, 35,930.76 and 7,316.32

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Solution

The fourth proportional to 23,953.72, 35,930.76 and 7,316.32 is: 10,974.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,953.72 : 35,930.76 = 7,316.32 : x
  2. Step 2: Convert to fraction form
    23,953.72/35,930.76 = 7,316.32/x
  3. Step 3: Cross multiply
    23,953.72x = 35,930.76 × 7,316.32
  4. Step 4: Simplify right side
    23,953.72x = 262,880,938.00
  5. Step 5: Solve for x
    x = 262,880,938.00/23,953.72
  6. Step 6: Final answer
    x = 10,974.53

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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.