Home / 46,132.64-69,191.11-12,856.02

Finding the Fourth Proportional to 46,132.64, 69,191.11 and 12,856.02

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Solution

The fourth proportional to 46,132.64, 69,191.11 and 12,856.02 is: 19,281.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,132.64 : 69,191.11 = 12,856.02 : x
  2. Step 2: Convert to fraction form
    46,132.64/69,191.11 = 12,856.02/x
  3. Step 3: Cross multiply
    46,132.64x = 69,191.11 × 12,856.02
  4. Step 4: Simplify right side
    46,132.64x = 889,522,050.59
  5. Step 5: Solve for x
    x = 889,522,050.59/46,132.64
  6. Step 6: Final answer
    x = 19,281.84

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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.