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Finding the Fourth Proportional to 15,953.69, 23,926.08 and 6,590.90

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Solution

The fourth proportional to 15,953.69, 23,926.08 and 6,590.90 is: 9,884.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,953.69 : 23,926.08 = 6,590.90 : x
  2. Step 2: Convert to fraction form
    15,953.69/23,926.08 = 6,590.90/x
  3. Step 3: Cross multiply
    15,953.69x = 23,926.08 × 6,590.90
  4. Step 4: Simplify right side
    15,953.69x = 157,694,485.20
  5. Step 5: Solve for x
    x = 157,694,485.20/15,953.69
  6. Step 6: Final answer
    x = 9,884.51

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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.