Home / 50,681.48-76,025.34-19,516.76

Finding the Fourth Proportional to 50,681.48, 76,025.34 and 19,516.76

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Solution

The fourth proportional to 50,681.48, 76,025.34 and 19,516.76 is: 29,276.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,681.48 : 76,025.34 = 19,516.76 : x
  2. Step 2: Convert to fraction form
    50,681.48/76,025.34 = 19,516.76/x
  3. Step 3: Cross multiply
    50,681.48x = 76,025.34 × 19,516.76
  4. Step 4: Simplify right side
    50,681.48x = 1,483,768,314.70
  5. Step 5: Solve for x
    x = 1,483,768,314.70/50,681.48
  6. Step 6: Final answer
    x = 29,276.34

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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.