Home / 46,838.64-70,270.92-18,760.80

Finding the Fourth Proportional to 46,838.64, 70,270.92 and 18,760.80

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Solution

The fourth proportional to 46,838.64, 70,270.92 and 18,760.80 is: 28,146.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,838.64 : 70,270.92 = 18,760.80 : x
  2. Step 2: Convert to fraction form
    46,838.64/70,270.92 = 18,760.80/x
  3. Step 3: Cross multiply
    46,838.64x = 70,270.92 × 18,760.80
  4. Step 4: Simplify right side
    46,838.64x = 1,318,338,675.94
  5. Step 5: Solve for x
    x = 1,318,338,675.94/46,838.64
  6. Step 6: Final answer
    x = 28,146.39

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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.