Home / 51,629.60-77,444.40-30,893.60

Finding the Fourth Proportional to 51,629.60, 77,444.40 and 30,893.60

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Solution

The fourth proportional to 51,629.60, 77,444.40 and 30,893.60 is: 46,340.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,629.60 : 77,444.40 = 30,893.60 : x
  2. Step 2: Convert to fraction form
    51,629.60/77,444.40 = 30,893.60/x
  3. Step 3: Cross multiply
    51,629.60x = 77,444.40 × 30,893.60
  4. Step 4: Simplify right side
    51,629.60x = 2,392,536,315.84
  5. Step 5: Solve for x
    x = 2,392,536,315.84/51,629.60
  6. Step 6: Final answer
    x = 46,340.40

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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.