Home / 42,089.67-63,144.54-15,794.64

Finding the Fourth Proportional to 42,089.67, 63,144.54 and 15,794.64

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Solution

The fourth proportional to 42,089.67, 63,144.54 and 15,794.64 is: 23,695.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,089.67 : 63,144.54 = 15,794.64 : x
  2. Step 2: Convert to fraction form
    42,089.67/63,144.54 = 15,794.64/x
  3. Step 3: Cross multiply
    42,089.67x = 63,144.54 × 15,794.64
  4. Step 4: Simplify right side
    42,089.67x = 997,345,277.27
  5. Step 5: Solve for x
    x = 997,345,277.27/42,089.67
  6. Step 6: Final answer
    x = 23,695.73

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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.