Home / 50,465.60-75,698.08-15,405.12

Finding the Fourth Proportional to 50,465.60, 75,698.08 and 15,405.12

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Solution

The fourth proportional to 50,465.60, 75,698.08 and 15,405.12 is: 23,107.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,465.60 : 75,698.08 = 15,405.12 : x
  2. Step 2: Convert to fraction form
    50,465.60/75,698.08 = 15,405.12/x
  3. Step 3: Cross multiply
    50,465.60x = 75,698.08 × 15,405.12
  4. Step 4: Simplify right side
    50,465.60x = 1,166,138,006.17
  5. Step 5: Solve for x
    x = 1,166,138,006.17/50,465.60
  6. Step 6: Final answer
    x = 23,107.58

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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.