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Finding the Fourth Proportional to 46,800.10, 70,200.20 and 11,739.76

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Solution

The fourth proportional to 46,800.10, 70,200.20 and 11,739.76 is: 17,609.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,800.10 : 70,200.20 = 11,739.76 : x
  2. Step 2: Convert to fraction form
    46,800.10/70,200.20 = 11,739.76/x
  3. Step 3: Cross multiply
    46,800.10x = 70,200.20 × 11,739.76
  4. Step 4: Simplify right side
    46,800.10x = 824,133,324.45
  5. Step 5: Solve for x
    x = 824,133,324.45/46,800.10
  6. Step 6: Final answer
    x = 17,609.65

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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.