Home / 46,815.81-70,213.24-13,528.45

Finding the Fourth Proportional to 46,815.81, 70,213.24 and 13,528.45

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Solution

The fourth proportional to 46,815.81, 70,213.24 and 13,528.45 is: 20,289.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,815.81 : 70,213.24 = 13,528.45 : x
  2. Step 2: Convert to fraction form
    46,815.81/70,213.24 = 13,528.45/x
  3. Step 3: Cross multiply
    46,815.81x = 70,213.24 × 13,528.45
  4. Step 4: Simplify right side
    46,815.81x = 949,876,306.68
  5. Step 5: Solve for x
    x = 949,876,306.68/46,815.81
  6. Step 6: Final answer
    x = 20,289.65

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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.