Home / 46,938.87-70,410.74-11,878.83

Finding the Fourth Proportional to 46,938.87, 70,410.74 and 11,878.83

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Solution

The fourth proportional to 46,938.87, 70,410.74 and 11,878.83 is: 17,818.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,938.87 : 70,410.74 = 11,878.83 : x
  2. Step 2: Convert to fraction form
    46,938.87/70,410.74 = 11,878.83/x
  3. Step 3: Cross multiply
    46,938.87x = 70,410.74 × 11,878.83
  4. Step 4: Simplify right side
    46,938.87x = 836,397,151.24
  5. Step 5: Solve for x
    x = 836,397,151.24/46,938.87
  6. Step 6: Final answer
    x = 17,818.86

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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.