Home / 46,155.64-69,234.02-12,873.68

Finding the Fourth Proportional to 46,155.64, 69,234.02 and 12,873.68

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Solution

The fourth proportional to 46,155.64, 69,234.02 and 12,873.68 is: 19,310.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,155.64 : 69,234.02 = 12,873.68 : x
  2. Step 2: Convert to fraction form
    46,155.64/69,234.02 = 12,873.68/x
  3. Step 3: Cross multiply
    46,155.64x = 69,234.02 × 12,873.68
  4. Step 4: Simplify right side
    46,155.64x = 891,296,618.59
  5. Step 5: Solve for x
    x = 891,296,618.59/46,155.64
  6. Step 6: Final answer
    x = 19,310.68

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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.