Home / 46,520.51-69,775.57-12,789.11

Finding the Fourth Proportional to 46,520.51, 69,775.57 and 12,789.11

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Solution

The fourth proportional to 46,520.51, 69,775.57 and 12,789.11 is: 19,182.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,520.51 : 69,775.57 = 12,789.11 : x
  2. Step 2: Convert to fraction form
    46,520.51/69,775.57 = 12,789.11/x
  3. Step 3: Cross multiply
    46,520.51x = 69,775.57 × 12,789.11
  4. Step 4: Simplify right side
    46,520.51x = 892,367,440.04
  5. Step 5: Solve for x
    x = 892,367,440.04/46,520.51
  6. Step 6: Final answer
    x = 19,182.24

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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.