Home / 50,409.76-75,615.36-19,246.72

Finding the Fourth Proportional to 50,409.76, 75,615.36 and 19,246.72

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Solution

The fourth proportional to 50,409.76, 75,615.36 and 19,246.72 is: 28,870.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,409.76 : 75,615.36 = 19,246.72 : x
  2. Step 2: Convert to fraction form
    50,409.76/75,615.36 = 19,246.72/x
  3. Step 3: Cross multiply
    50,409.76x = 75,615.36 × 19,246.72
  4. Step 4: Simplify right side
    50,409.76x = 1,455,347,661.62
  5. Step 5: Solve for x
    x = 1,455,347,661.62/50,409.76
  6. Step 6: Final answer
    x = 28,870.35

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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.