Home / 50,651.65-75,970.86-13,214.53

Finding the Fourth Proportional to 50,651.65, 75,970.86 and 13,214.53

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Solution

The fourth proportional to 50,651.65, 75,970.86 and 13,214.53 is: 19,820.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,651.65 : 75,970.86 = 13,214.53 : x
  2. Step 2: Convert to fraction form
    50,651.65/75,970.86 = 13,214.53/x
  3. Step 3: Cross multiply
    50,651.65x = 75,970.86 × 13,214.53
  4. Step 4: Simplify right side
    50,651.65x = 1,003,919,208.60
  5. Step 5: Solve for x
    x = 1,003,919,208.60/50,651.65
  6. Step 6: Final answer
    x = 19,820.07

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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.