Home / 23,109.86-34,656.68-6,465.42

Finding the Fourth Proportional to 23,109.86, 34,656.68 and 6,465.42

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Solution

The fourth proportional to 23,109.86, 34,656.68 and 6,465.42 is: 9,695.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,109.86 : 34,656.68 = 6,465.42 : x
  2. Step 2: Convert to fraction form
    23,109.86/34,656.68 = 6,465.42/x
  3. Step 3: Cross multiply
    23,109.86x = 34,656.68 × 6,465.42
  4. Step 4: Simplify right side
    23,109.86x = 224,069,992.01
  5. Step 5: Solve for x
    x = 224,069,992.01/23,109.86
  6. Step 6: Final answer
    x = 9,695.86

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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.