Home / 47,992.60-72,000.24-21,697.30

Finding the Fourth Proportional to 47,992.60, 72,000.24 and 21,697.30

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Solution

The fourth proportional to 47,992.60, 72,000.24 and 21,697.30 is: 32,551.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,992.60 : 72,000.24 = 21,697.30 : x
  2. Step 2: Convert to fraction form
    47,992.60/72,000.24 = 21,697.30/x
  3. Step 3: Cross multiply
    47,992.60x = 72,000.24 × 21,697.30
  4. Step 4: Simplify right side
    47,992.60x = 1,562,210,338.86
  5. Step 5: Solve for x
    x = 1,562,210,338.86/47,992.60
  6. Step 6: Final answer
    x = 32,551.07

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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.