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Finding the Fourth Proportional to 15,592.65, 23,390.96 and 7,157.11

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Solution

The fourth proportional to 15,592.65, 23,390.96 and 7,157.11 is: 10,736.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,592.65 : 23,390.96 = 7,157.11 : x
  2. Step 2: Convert to fraction form
    15,592.65/23,390.96 = 7,157.11/x
  3. Step 3: Cross multiply
    15,592.65x = 23,390.96 × 7,157.11
  4. Step 4: Simplify right side
    15,592.65x = 167,411,673.73
  5. Step 5: Solve for x
    x = 167,411,673.73/15,592.65
  6. Step 6: Final answer
    x = 10,736.58

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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.