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Finding the Fourth Proportional to 46,998.68, 70,494.28 and 18,898.92

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Solution

The fourth proportional to 46,998.68, 70,494.28 and 18,898.92 is: 28,346.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,998.68 : 70,494.28 = 18,898.92 : x
  2. Step 2: Convert to fraction form
    46,998.68/70,494.28 = 18,898.92/x
  3. Step 3: Cross multiply
    46,998.68x = 70,494.28 × 18,898.92
  4. Step 4: Simplify right side
    46,998.68x = 1,332,265,710.93
  5. Step 5: Solve for x
    x = 1,332,265,710.93/46,998.68
  6. Step 6: Final answer
    x = 28,346.88

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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.