Home / 46,015.40-69,024.64-12,732.68

Finding the Fourth Proportional to 46,015.40, 69,024.64 and 12,732.68

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Solution

The fourth proportional to 46,015.40, 69,024.64 and 12,732.68 is: 19,099.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,015.40 : 69,024.64 = 12,732.68 : x
  2. Step 2: Convert to fraction form
    46,015.40/69,024.64 = 12,732.68/x
  3. Step 3: Cross multiply
    46,015.40x = 69,024.64 × 12,732.68
  4. Step 4: Simplify right side
    46,015.40x = 878,868,276.28
  5. Step 5: Solve for x
    x = 878,868,276.28/46,015.40
  6. Step 6: Final answer
    x = 19,099.44

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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.