Home / 47,685.15-71,527.74-18,095.97

Finding the Fourth Proportional to 47,685.15, 71,527.74 and 18,095.97

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Solution

The fourth proportional to 47,685.15, 71,527.74 and 18,095.97 is: 27,143.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,685.15 : 71,527.74 = 18,095.97 : x
  2. Step 2: Convert to fraction form
    47,685.15/71,527.74 = 18,095.97/x
  3. Step 3: Cross multiply
    47,685.15x = 71,527.74 × 18,095.97
  4. Step 4: Simplify right side
    47,685.15x = 1,294,363,837.21
  5. Step 5: Solve for x
    x = 1,294,363,837.21/47,685.15
  6. Step 6: Final answer
    x = 27,143.96

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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.