Home / 47,192.96-70,740.23-19,132.38

Finding the Fourth Proportional to 47,192.96, 70,740.23 and 19,132.38

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Solution

The fourth proportional to 47,192.96, 70,740.23 and 19,132.38 is: 28,678.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,192.96 : 70,740.23 = 19,132.38 : x
  2. Step 2: Convert to fraction form
    47,192.96/70,740.23 = 19,132.38/x
  3. Step 3: Cross multiply
    47,192.96x = 70,740.23 × 19,132.38
  4. Step 4: Simplify right side
    47,192.96x = 1,353,428,865.99
  5. Step 5: Solve for x
    x = 1,353,428,865.99/47,192.96
  6. Step 6: Final answer
    x = 28,678.62

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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.